{"title":"Newest Products","description":null,"products":[{"product_id":"fluke-17b-max-digital-multimeter","title":"Fluke 17B MAX Digital Multimeter","description":"\u003ch2\u003eFluke 17B MAX Digital Multimeter\u003c\/h2\u003e\n\u003cdiv id=\"overview-grid\"\u003e\n\u003cdiv id=\"fluke-product-display-overview\"\u003e\n\u003cdiv id=\"overview_content\"\u003e\n\u003cp\u003eFluke 17B MAX Inherits and continues the classic design of 17B+, with further improved functions: Input Alert Alarm, Simple interface to wake meter from sleep mode by activating any buttons, test leads with fine probes to help electricians and electronic R\u0026amp;D personnel make accurate measurements.\u003c\/p\u003e\n\u003ch2\u003eSpecifications: Fluke 17B MAX Digital Multimeter\u003c\/h2\u003e\n\u003cdiv id=\"fluke-product-display-specs\"\u003e\n\u003cdiv id=\"product-specs\"\u003e\n\u003cdiv id=\"specification_content\"\u003e\n\u003cdiv class=\"clickability\"\u003e\n\u003cdiv class=\"t4s-table-res-df\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"5\"\u003eSpecifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"5\"\u003eAccuracy is specified for 1 year after calibration, at operating temperatures of 18 °C to 28 °C, relative humidity at 0 % to 75 % Accuracy specifications take the form of: ± ([% of Reading] + [Number of Least Significant Digits]).\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth rowspan=\"2\"\u003eFunction\u003c\/th\u003e\n\u003cth rowspan=\"2\"\u003eRange\u003c\/th\u003e\n\u003cth rowspan=\"2\"\u003eResolution\u003c\/th\u003e\n\u003cth colspan=\"2\"\u003eAccuracy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e15B MAX\u003c\/th\u003e\n\u003cth\u003e17B MAX\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Volts (40 Hz to 500 Hz)\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e6.000 V\u003cbr\u003e60.00 V\u003cbr\u003e600.0 V\u003cbr\u003e1000 V\u003c\/td\u003e\n\u003ctd\u003e0.001 V\u003cbr\u003e0.01 V\u003cbr\u003e0.1 V\u003cbr\u003e1 V\u003c\/td\u003e\n\u003ctd\u003e1.0 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.0 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Millivolts\u003c\/td\u003e\n\u003ctd\u003e600.0 mV\u003c\/td\u003e\n\u003ctd\u003e0.1 mV\u003c\/td\u003e\n\u003ctd\u003e3.0 % + 3\u003c\/td\u003e\n\u003ctd\u003e3.0 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Volts\u003c\/td\u003e\n\u003ctd\u003e6.000 V\u003cbr\u003e60.00 V\u003cbr\u003e600.0 V\u003cbr\u003e1000 V\u003c\/td\u003e\n\u003ctd\u003e0.001 V\u003cbr\u003e0.01 V\u003cbr\u003e0.1 V\u003cbr\u003e1 V\u003c\/td\u003e\n\u003ctd\u003e0.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e0.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Millivolts\u003c\/td\u003e\n\u003ctd\u003e600.0 mV\u003c\/td\u003e\n\u003ctd\u003e0.1 mV\u003c\/td\u003e\n\u003ctd\u003e1.0 % + 10\u003c\/td\u003e\n\u003ctd\u003e1.0 % + 10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Current μA (40 Hz to 400 Hz)\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e400.0 μA\u003cbr\u003e4000 μA\u003c\/td\u003e\n\u003ctd\u003e0.1 μA\u003cbr\u003e1 μA\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Current mA (40 Hz to 400 Hz)\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e40.00 mA\u003cbr\u003e400.0 mA\u003c\/td\u003e\n\u003ctd\u003e0.01 mA\u003cbr\u003e0.1 mA\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Current A (40 Hz to 400 Hz)\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e4.000 A\u003cbr\u003e10.00 A\u003c\/td\u003e\n\u003ctd\u003e0.001 A\u003cbr\u003e0.01 A\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Current μA\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e400.0 μA\u003cbr\u003e4000 μA\u003c\/td\u003e\n\u003ctd\u003e0.1 μA\u003cbr\u003e1 μA\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Current mA\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e40.00 mA\u003cbr\u003e400.0 mA\u003c\/td\u003e\n\u003ctd\u003e0.01 mA\u003cbr\u003e0.1 mA\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Current A\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e4.000 A\u003cbr\u003e10.00 A\u003c\/td\u003e\n\u003ctd\u003e0.001 A\u003cbr\u003e0.01 A\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiode Test\u003csup\u003e3\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e2.000 V\u003c\/td\u003e\n\u003ctd\u003e0.001 V\u003c\/td\u003e\n\u003ctd\u003e10%\u003c\/td\u003e\n\u003ctd\u003e10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature 4\u003c\/td\u003e\n\u003ctd\u003e50.0 °C to 400.0 °C\u003cbr\u003e0 °C to 50.0 °C\u003cbr\u003e-55.0 °C to 0 °C\u003c\/td\u003e\n\u003ctd\u003e0.1 °C\u003c\/td\u003e\n\u003ctd\u003eNA\u003c\/td\u003e\n\u003ctd\u003e2 %+1 °C\u003cbr\u003e2 °C\u003cbr\u003e9 %+2 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistance (Ohms)\u003csup\u003e5\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e400.0 Ω\u003cbr\u003e4.000 kΩ\u003cbr\u003e40.00 kΩ\u003cbr\u003e400.0 kΩ\u003cbr\u003e4.000 MΩ\u003cbr\u003e40.00 MΩ\u003c\/td\u003e\n\u003ctd\u003e0.1 Ω\u003cbr\u003e0.001 kΩ\u003cbr\u003e0.01 kΩ\u003cbr\u003e0.1 kΩ\u003cbr\u003e0.001 MΩ\u003cbr\u003e0.01 MΩ\u003c\/td\u003e\n\u003ctd\u003e0.5 % + 3\u003cbr\u003e0.5 % + 2\u003cbr\u003e0.5 % + 2\u003cbr\u003e0.5 % + 2\u003cbr\u003e0.5 % + 2\u003cbr\u003e1.5 % + 3\u003c\/td\u003e\n\u003ctd\u003e0.5 % + 3\u003cbr\u003e0.5 % + 2\u003cbr\u003e0.5 % + 2\u003cbr\u003e0.5 % + 2\u003cbr\u003e0.5 % + 2\u003cbr\u003e1.5 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance\u003csup\u003e6\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e40.00 nF\u003cbr\u003e400.0 nF\u003cbr\u003e4.000 μF\u003cbr\u003e40.00 μF\u003cbr\u003e400.0 μF\u003cbr\u003e2000 μF\u003c\/td\u003e\n\u003ctd\u003e0.01 nF\u003cbr\u003e0.1 nF\u003cbr\u003e0.001 μF\u003cbr\u003e0.01 μF\u003cbr\u003e0.1 μF\u003cbr\u003e1 μF\u003c\/td\u003e\n\u003ctd\u003e2 % + 5\u003cbr\u003e2 % + 5\u003cbr\u003e5 % + 5\u003cbr\u003e5 % + 5\u003cbr\u003e5 % + 5\u003cbr\u003e5 % + 5\u003c\/td\u003e\n\u003ctd\u003e2 % + 5\u003cbr\u003e2 % + 5\u003cbr\u003e5 % + 5\u003cbr\u003e5 % + 5\u003cbr\u003e5 % + 5\u003cbr\u003e5 % + 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003csup\u003e1\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003e(10 Hz to 100 kHz)\u003c\/td\u003e\n\u003ctd\u003e50.00 Hz\u003cbr\u003e500.0 Hz\u003cbr\u003e5.000 kHz\u003cbr\u003e50.00 kHz\u003cbr\u003e100.0 kHz\u003c\/td\u003e\n\u003ctd\u003e0.01 Hz\u003cbr\u003e0.1 Hz\u003cbr\u003e0.001 kHz\u003cbr\u003e0.01 kHz\u003cbr\u003e0.1 kHz\u003c\/td\u003e\n\u003ctd\u003eNA\u003c\/td\u003e\n\u003ctd\u003e0.1 % + 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDuty Cycle\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e1% to 99%\u003c\/td\u003e\n\u003ctd\u003e0.10%\u003c\/td\u003e\n\u003ctd\u003eNA\u003c\/td\u003e\n\u003ctd\u003e1 % typical\u003csup\u003e7\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuity Threshold\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e70Ω\u003c\/td\u003e\n\u003ctd\u003e70Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklight\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"5\"\u003e\n\u003csmall\u003e\u003csup\u003e1\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003eAll ac, Hz, and duty cycle are specified from 1 % to 100 % of range. Inputs below 1 % of range are not specified. \u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e2\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003eTypical burden voltage: DC\/AC Current µA: 100 µV \/ µA; DC\/AC Current mA: 2 mV\/mA; DC\/AC Current A: 0.03 V\/A \u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e3\u003c\/sup\u003eTypically, open circuit test voltage is 2.0 V and short circuit current is \u0026lt;0.6 mA \u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e4\u003c\/sup\u003eUse Type K thermocouple \u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e5\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003eTypical open circuit test voltage is 0.54 V, maximum short circuit current is 1.8 mA \u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e6\u003c\/sup\u003eSpecifications do not include errors due to test lead capacitance and capacitance floor (may be up to 1.5 nF in the 40 nF range). \u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e7\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003eTypical means when the frequency is at 50 Hz or 60 Hz and the duty cycle is between 10 % and 90 %.\u003c\/small\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"t4s-table-res-df\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"5\"\u003eInput Characteristics\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003cth\u003eOverload Protection\u003c\/th\u003e\n\u003cth\u003eInput Impedance (Nominal)\u003c\/th\u003e\n\u003cth\u003eCommon Mode Rejection Ratio\u003c\/th\u003e\n\u003cth\u003eNormal Mode Rejection Ratio\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Volts\u003c\/td\u003e\n\u003ctd\u003e1000 V\u003cspan\u003e \u003c\/span\u003e\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;10 MΩ, \u0026lt;100 pF\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;60 dB at 50 Hz or 60 Hz\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Millivolts\u003c\/td\u003e\n\u003ctd\u003e1000 V\u003cspan\u003e \u003c\/span\u003e\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;1 MΩ, \u0026lt;100 pF\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;80 dB at 50 Hz or 60 Hz\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Volts\u003c\/td\u003e\n\u003ctd\u003e1000 V\u003cspan\u003e \u003c\/span\u003e\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;10 MΩ, \u0026lt;100 pF\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;100 dB at 50 Hz or 60 Hz\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;60 dB at 50 Hz or 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Millivolts\u003c\/td\u003e\n\u003ctd\u003e1000 V\u003cspan\u003e \u003c\/span\u003e\u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;1 MΩ, \u0026lt;100 pF\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;80 dB at 50 Hz or 60 Hz\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"5\"\u003e\u003csmall\u003e\u003csup\u003e1\u003c\/sup\u003e10\u003csup\u003e6\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003eV Hz max\u003c\/small\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"t4s-table-res-df\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003eGeneral Specifications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum voltage between any Terminal and Earth Ground\u003c\/td\u003e\n\u003ctd\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum differential voltage between V and COM terminals\u003c\/td\u003e\n\u003ctd\u003e1000V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay (LCD)\u003c\/td\u003e\n\u003ctd\u003e6000 counts, updates 3\/sec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003e2 AA, IEC LR6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery life\u003c\/td\u003e\n\u003ctd\u003e500 hours minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003eOperating 0 °C to 40 °C;\u003cbr\u003eStorage -30 °C to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eOperating Humidity Non-condensing\u003cbr\u003e(\u0026lt;10 °C); ≤90 % RH at 10 °C to 30 °C;\u003cbr\u003e≤75 % RH at 30 °C to 40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity, 40 MΩ range\u003c\/td\u003e\n\u003ctd\u003e≤80 % RH at 10 °C to 30 °C; ≤70 % RH at 30 °C to 40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAltitude\u003c\/td\u003e\n\u003ctd\u003eOperating 2000 m; Storage 12000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Coefficient\u003c\/td\u003e\n\u003ctd\u003e0.1 X (specified accuracy) \/°C (\u0026lt;18 °C or \u0026gt;28 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse protection for current inputs\u003c\/td\u003e\n\u003ctd\u003e440 mA, 1000 V, fast-blow, use only Fluke\u003cbr\u003especified parts. 11 A, 1000 V, fast-blow,\u003cbr\u003euse only Fluke specified parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (HxWxL)\u003c\/td\u003e\n\u003ctd\u003e183 mm x 91 mm x 49.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e455 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress Protection\u003c\/td\u003e\n\u003ctd\u003eIP40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eIEC 61010-1, IEC61010-2-030: CAT III\u003cbr\u003e600 V, Pollution Degree 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectromagnetic Environment\u003c\/td\u003e\n\u003ctd\u003eIEC 61326-1: Portable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectromagnetic Compatibility (EMC)\u003c\/td\u003e\n\u003ctd\u003eOnly applicable in Korea\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003csmall\u003eClass A Equipment (Industrial Broadcasting \u0026amp; Communication Equipment)\u003csup\u003e1\u003c\/sup\u003e\u003c\/small\u003e\u003cbr\u003e\u003csmall\u003e\u003csup\u003e1\u003c\/sup\u003eEquipment meets requirements for industrial electromagnetic wave equipment and the seller or user should take notice of it. This equipment is intended for use in business environments and not to be used in homes.\u003c\/small\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43870629396550,"sku":"FK301D","price":0.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/fluke-17b-max-professional-digital-multimeter-polymeter-tester-voltmeter-ammeter-frequency-temperature-multi-meter_1.jpg?v=1759380010"},{"product_id":"original-elegoo-uno-r3-board-with-usb-cable-compatible-with-arduino-ide-637718941679025732","title":"Original ELEGOO UNO R3 Board with USB Cable Compatible with Arduino IDE","description":"\u003cp\u003eThe \u003cstrong\u003eOriginal Arduino UNO R3\u003c\/strong\u003e is the best board to get started with electronics and coding. If this is your first experience tinkering with the platform, the UNO is the most robust board you can start playing with. It uses the same ATmega328 as the official Arduino UNO R3 board. The ATmega328 on the UNO R3 comes preprogrammed with a bootloader that allows you to upload new code to it without the use of an external hardware programmer.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe ATmega328 has 32 KB (with 0.5 KB occupied by the bootloader). It also has 2 KB of SRAM and 1 KB of EEPROM (which can be read and written with the EEPROM library).\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe ELEGOO UNO R3 puts SDA and SCL pins beside the AREF. Besides, there are two new pins placed near the RESET pin. One is the IOREF that allows the shields to adapt to the voltage provided from the board and the other one is reserved for future purposes. The ELEGOO UNO R3 works with all existing shields and can adapt to new shields that use these additional pins.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eOriginal ELEGOO UNO R3 Board Features:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eNEW IMPROVEMENT: Clear prints on the female header connector, more precise and easier to use the wire.\u003c\/li\u003e\r\n\t\u003cli\u003eThe ELEGOO UNO R3 BOARD now uses an ATMega16U2 instead of the ATMega8U2 chip. Faster transfer rates and more memory.\u003c\/li\u003e\r\n\t\u003cli\u003eControl using ATMEL ATMEGA328P chip(the same with Arduino UNO R3)\u003c\/li\u003e\r\n\t\u003cli\u003e100% compatible with the Arduino IDE and RoHS Compliant\u003c\/li\u003e\r\n\t\u003cli\u003eThe Uno board can be powered via the USB connection.\u003c\/li\u003e\r\n\t\u003cli\u003eThe Uno board can be powered with an external power supply.\u003c\/li\u003e\r\n\t\u003cli\u003eExcellent welding and production quality to make sure satisfied customer experience\u003c\/li\u003e\r\n\t\u003cli\u003eThe RX and TX LEDs on the board will flash when data is being transmitted via the USB-to-serial chip and USB connection to the computer.\u003c\/li\u003e\r\n\t\u003cli\u003eWe have always cared about the customer experience and improve the product function details.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications of Original ELEGOO UNO R3 Board:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eATmega328P microcontroller\u003c\/li\u003e\r\n\t\u003cli\u003eInput voltage - 7-12V\u003c\/li\u003e\r\n\t\u003cli\u003e5V Electric current: 500MA\u003c\/li\u003e\r\n\t\u003cli\u003e3.3V Electric current: 50MA\u003c\/li\u003e\r\n\t\u003cli\u003e14 Digital I\/O Pins (6 PWM outputs)\u003c\/li\u003e\r\n\t\u003cli\u003e8 Analog Inputs\u003c\/li\u003e\r\n\t\u003cli\u003e32k Flash Memory\u003c\/li\u003e\r\n\t\u003cli\u003e16Mhz Clock Speed\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Include:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x ELEGOO UNO R3 Development Board\u003c\/li\u003e\r\n\t\u003cli\u003e1 x USB Cable\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest online shopping website for \u003cstrong\u003eELEGOO UNO R3 Board ATmega328P ATMEGA16U2 with USB Cable\u003c\/strong\u003e Compatible with Arduino IDE Projects at cheap price in Lahore, Islamabad, Karachi, Faislabad, Multan, Quetta, Sukkur, Peshawar, Rawalpindi and all over Pakistan.\u003c\/p\u003e\r\n\r\n\u003cp\u003eEstablished in 2011, ELEGOO is a thriving technology company dedicated to open-source hardware research \u0026amp; development, production and marketing.\u003c\/p\u003e\r\n\r\n\u003cp\u003eOur own Quality Management Team will secure the premium quality of our products and we would like to receive your valuable suggestions for our products and make your idea come true.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe \u003cstrong\u003eRX and TX LEDs\u003c\/strong\u003e on the board will flash when data is being transmitted via the USB-to-serial chip and USB connection to the computer.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe \u003cstrong\u003eELEGOO UNO R3\u003c\/strong\u003e puts SDA and SCL pins beside the AREF. Besides, there are two new pins placed near the RESET pin. One is the IOREF that allows the shields to adapt to the voltage provided from the board and the other one is reserved for future purposes. The ELEGOO UNO R3 works with all existing shields and can adapt to new shields which use these additional pins.\u003c\/p\u003e\r\n\r\n\u003cp\u003eIt use the same ATmega328 as official \u003cstrong\u003eArduino UNO R3 board\u003c\/strong\u003e. The ATmega328 on the UNO R3 comes preprogrammed with a bootloader that allows you to upload new code to it without the use of an external hardware programmer.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe ATmega328 has 32 KB (with 0.5 KB occupied by the bootloader). It also has 2 KB of SRAM and 1 KB of EEPROM (which can be read and written with the EEPROM library).\u003c\/p\u003e\r\n\r\n\u003cp\u003eIt use the same ATmega16U2 as official Arduino UNO R3. The ATmega16U2 firmware source code is available in the official repository. The ATmega16U2\/8U2 is loaded with a DFU bootloader, which can be activated.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe \u003cstrong\u003eELEGOO UNO R3\u003c\/strong\u003e board can be powered via the USB connection. The ELEGOO UNO R3 board can be powered with an external power supply.\u003c\/p\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eExcellent welding and production quality to make sure satisfied customer experience\u003c\/li\u003e\r\n\t\u003cli\u003eClearly printed pin names on the header connector, more precise and much easier to use the wires.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"ELEGOO","offers":[{"title":"Default Title","offer_id":43900433039430,"sku":"637718941679025732","price":1400.0,"currency_code":"PKR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719051727629811_0original.webp?v=1760160266"},{"product_id":"arduino-uno-r3-with-usb-cable-637718942051546898","title":"Arduino Uno Price In Pakistan Arduino Kit With USB Cable","description":"\u003cp\u003e\u003cstrong\u003eArduino Uno R3\u003c\/strong\u003e board is an electronic board built in the Atmel ATmega328 chip. It features 14 digital output and input pins. More \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/improved-arduino-uno-r3-board-kit-with-usb-cable-637718948552335457\" target=\"_blank\"\u003eArduino Uno\u003c\/a\u003e Pinout of which 6 can be used as PWM outputs, six analog inputs. It also has a 16-MHz crystal oscillator and an USB connection and power connector, an ICSP header, and an reset button. The software for the \u003cstrong\u003eArduino Kit\u003c\/strong\u003e includes an USB controller that emulates the keyboard, mouse, and a serial port.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe board comes with everything you require to work with the microcontroller by connecting it to a computer via an USB cable or using an adapter. The \u003cstrong\u003eArduino Uno\u003c\/strong\u003e is different from other \u003cstrong\u003eArduino boards\u003c\/strong\u003e because it doesn't use the FTDI USB-to-Serial driver chip. Instead, it uses the Atmega16U2 programed to act as a USB-to serial converter.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\n\u003cstrong\u003eCharacteristics of Arduino Uno R3\u003c\/strong\u003e:\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eMicrocontroller ATmega328 DIP\u003c\/li\u003e\r\n\t\u003cli\u003eOperating Voltage 5V\u003c\/li\u003e\r\n\t\u003cli\u003eInput Voltage (recommended) 7-12V\u003c\/li\u003e\r\n\t\u003cli\u003eInput Voltage (limits) 6-20V\u003c\/li\u003e\r\n\t\u003cli\u003eDigital I\/O Pins 14 (of which 6 provide PWM output)\u003c\/li\u003e\r\n\t\u003cli\u003eAnalog Input Pins 6\u003c\/li\u003e\r\n\t\u003cli\u003eDC Current per I\/O Pin 40 mA\u003c\/li\u003e\r\n\t\u003cli\u003eDC Current for 3.3V Pin 150 mA\u003c\/li\u003e\r\n\t\u003cli\u003eFlash Memory 32 KB (ATmega328) of which 0.5 KB used by bootloader\u003c\/li\u003e\r\n\t\u003cli\u003eSRAM 2 KB (ATmega328)\u003c\/li\u003e\r\n\t\u003cli\u003eEEPROM 1 KB (ATmega328)\u003c\/li\u003e\r\n\t\u003cli\u003eClock Speed 16 MHz\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications of the Arduino Uno board:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eReset button:\u003c\/strong\u003e It's used to reset the program that is loaded onto the microcontroller on the board. In the case of that Arduino Uno stops responding it is the on and off button that allows it to reset itself.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003ePins or input and output ports:\u003c\/strong\u003e are the pins that are to connect the components, sensors and actuators that require digital signals.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eUSB port: \u003c\/strong\u003eIt is used to connect an operating system(Conputer) and to transfer or load software to the microcontroller and also to provide power to the Arduino. It can also be used as an interface for serial transfers to the Arduino, for both sending and receiving data.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eUSB interfacing chip:\u003c\/strong\u003e is responsible for managing communication via it's USB port.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOscillator clock:\u003c\/strong\u003e It is the part that helps the Arduino run the program. It is responsible for setting the timing that each instruction of the program is executed.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003ePower LED:\u003c\/strong\u003e It's a tiny light source that turns on whenever the circuit is powered.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eMicrocontroller:\u003c\/strong\u003e This is the brain on every Arduino-based board. This is the part responsible for the execution of the instructions in the software.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eVoltage regulator: \u003c\/strong\u003eThis is used to regulate the amount of power that is delivered to the pins and making sure that the electrical connection we make to these pins will not be damaged.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eDC port: \u003c\/strong\u003eThis port is is used to power the board in the event that USB powered power cannot be being used.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eTension socket: \u003c\/strong\u003eHere are the pins that we will connect our circuit.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eAnalog inputs: \u003c\/strong\u003eSocket with various analog input pins for the reading of analog inputs.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eArduino Uno pinout - Power Supply:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cp\u003eThere are three ways to power Arduino Uno: Arduino Uno:\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eBarrel Jack\u003c\/strong\u003e The Barrel Jack or DC Power Jack can be used to power an Arduino board. This connector can be typically connected to an adapter for the wall. The card is powered by 5-20 V, however, the manufacturer suggests maintaining it at 7-12 Volts. At higher than 12 volts the regulators can overheat at a lower voltage it may not be enough.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eVIN Pin\u003c\/strong\u003e The pin used to power Arduino Uno. Arduino Uno board with an external power source. The voltage should be within the limits mentioned above.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eUSB Cable\u003c\/strong\u003e when connected to a computer it delivers 5 volts at 500mA.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eArduino Uno Pinout - Analog IN:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cp\u003eArduino Uno is a board that has 6 analog pins that make use of ADC (Analog to Digital Converter).\u003c\/p\u003e\r\n\r\n\u003cp\u003eThese pins are analog inputs but also serve as digital outputs, inputs, or digital inputs.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eArduino Uno Pinout - Digital Pins:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cp\u003eThe pins 0-13 of Arduino Uno serve as digital input\/output pins.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe pin 13 on the Arduino Uno is connected to the integrated LED.\u003c\/p\u003e\r\n\r\n\u003cp\u003eFor the Arduino Uno the pins 3,5,6,9 and 10 have been identified as PWM capable .\u003c\/p\u003e\r\n\r\n\u003cp\u003eIt is important to keep in your mind:\u003c\/p\u003e\r\n\r\n\u003cp\u003eEach pin is able to provide up to 40 mA maximum. The suggested current is 20 milliamps.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe maximum amount of current that can be supplied by all pins is 200 milliamps.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eArduino Uno Pinout - ICSP Header:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cp\u003eThe term ICSP is a reference to In-Circuit Serial Programming. The term was coined out of the program headers within this system (ISP). Manufacturers such as Atmel who work with Arduino have created their own serial programming headers in circuits. These pins permit users to program the firmware on Arduino boards. The Arduino board has six ICSP pins that are available within the Arduino board, which are connected to a computer by using a cable for programming.\u003c\/p\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/arduino-boards\/arduino\"\u003eArduino\u003c\/a\u003e. Here you get Arduino UNO Price in Pakistan at a reasonable price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"Arduino","offers":[{"title":"Default Title","offer_id":43900433170502,"sku":"637718942051546898","price":1450.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/638352941673995465_0original.webp?v=1760160283"},{"product_id":"18650-lithium-ion-cell-in-pakistan-637718942427259834","title":"Refurb 18650 Lithium Ion Cell In Pakistan","description":"\u003cp\u003e18650 Lithium-Ion Cells are round high capacity cells have been mainly used in flashlight type applications but with its capability to be used as a drop-in rechargeable cell at 3.7V with a capacity of 1800mAh\/2000mah. This is a great battery option for those of you who need a simple to install and replace 18650 cell.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003e18650 Lithium Ion Cell Highlights:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eModel: TR 18650\u003c\/li\u003e\r\n\t\u003cli\u003eStandard voltage: 3.7V\u003c\/li\u003e\r\n\t\u003cli\u003eRated Capacity:1000mAh to 1500mAh\u003c\/li\u003e\r\n\t\u003cli\u003eDiameter: approx. 18mm\u003c\/li\u003e\r\n\t\u003cli\u003eHeight: approx. 65mm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cp\u003eArduino power supply, Robotics, Toys, etc. These 18650 Cells have a standard discharge current of 0.2C to a maximum of 1C and can handle about 300 charge cycles.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\r\n\t\u003cp\u003e1 x 18650 Lithium Ion Cell\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cp\u003e  These cells are not suitable for High discharge applications like electric vehicles, motorcycles and electric cycles. \u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900433301574,"sku":"637718942427259834","price":250.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719052775728662_0original.webp?v=1760160295"},{"product_id":"hc-sr04-hc-sr04-arduino-ultrasonic-sensor-637718942579609200","title":"Hc-sr04 Hc Sr04 Arduino Ultrasonic 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\u003c\/h3\u003efor\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003emany\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003emicrocontrollers\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003elike\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eArduino\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003euno\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003er3,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eMicrochip\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ePIC\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eand\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eST\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eMicrocontrollers.\r\n\u003cp\u003eClick\u003c\/p\u003e\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eme\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003efor\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003einstructable\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eof\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ethis\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eproduct.\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eclass='font-size-24\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003emb-3'\u0026gt;Features\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eof\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eArduino\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eUltrasonic\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eSensor\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e:\r\nPower\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eSupply:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e+5V\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eDC\r\nQuiescent\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eCurrent\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e\u0026lt;2mA\r\nWorking\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eCurrent:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e15mA\r\nEffectual\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eAngle:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e\u0026lt;15°\r\nRanging\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eDistance\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e2cm\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e–\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e400\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ecm\/1″\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e–\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e13ft\r\nResolution\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e0.3\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ecm\r\nMeasuring\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eAngle:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e30\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003edegree\r\nTrigger\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eInput\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ePulse\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ewidth:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e10uS\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eminimum\r\nDimension:\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e45mm\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ex\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e20mm\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ex\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e15mm\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eclass='font-size-24\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003emb-3'\u0026gt;Tutorial\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eof\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eUltrasonic\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eSensor:\r\n\u003cp\u003ehttps:\/\/howtomechatronics.com\/tutorials\/arduino\/ultrasonic-sensor-hc-sr04\/\u003c\/p\u003e\r\n\u003cp\u003eBest\u003c\/p\u003e\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eOnline\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eShopping\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ewebsite\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003efor\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003e\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eUltrasonic\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eSensor.\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eHere\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eyou\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eget\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eHC\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eSR04\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eArduino\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eUltrasonic\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eSensor\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eat\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ea\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ereasonable\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eprice\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ein\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eKarachi,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eLahore,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eIslamabad,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eRawalpindi,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ePeshawar,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eMultan,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eQuetta,\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eFaisalabad\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eand\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eall\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003eover\u003ch3 class=\"font-size-24 mb-3\"\u003e \u003c\/h3\u003ePakistan.","brand":"China","offers":[{"title":"Default Title","offer_id":43900433367110,"sku":"637718942579609200","price":200.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719053021500612_0original.webp?v=1760160308"},{"product_id":"wroom-esp32-wifi-based-microcontroller-development-board-637718942762341026","title":"Compatible Wroom Esp32 Wifi Based Microcontroller Development Board Nodemcu CH9102X","description":"\u003cp\u003eESP32 is a prototyping board that is the work of the Shanghai-based company Espressif Systems. It incorporates the ESP32, a microprocessor tailored toward wearable electronics and IoT. It boasts integrated Wi-Fi and Bluetooth, along with an array of inbuilt antenna switches, and ultra-low power consumption. The company released the ESP8266 chip in 2014. Costing only a few dollars, this small chip is able to bridge an Arduino with a WiFi network, solving many issues that early IoT pioneers experienced.\u003c\/p\u003e\r\n\r\n\u003cp\u003eIt captured the attention of many talented engineers, who got it to co-operate with a range of programming environments, including Arduino. Within a few months, it's popularity started rising. This is ESP WROOM 32\/ ESP32 WiFi-BT-BLE MCU Module. ESP WROOM 32 is a powerful, generic WiFi-BT-BLE MCU module that targets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming, and MP3 decoding. At the core of this module is the ESP32 chip, which is designed to be scalable and adaptive. There are 2 CPU cores that can be individually controlled or powered, and the clock frequency is adjustable from 80 MHz to 240 MHz.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe user may also power off the CPU and make use of the low-power coprocessor to constantly monitor the peripherals for changes or crossing of thresholds. ESP32 integrates a rich set of peripherals, ranging from capacitive touch sensors, Hall sensors, low-noise sense amplifiers, SD card interface, Ethernet, high-speed SDIO\/SPI, UART, and I²C.\u003c\/p\u003e\r\n\r\n\u003cp\u003eUsing Bluetooth, users can connect to their phone or broadcast low energy beacons for its detection. The use of Wi-Fi enables a large physical range, as well as a direct connection to the internet via a Wi-Fi router. Perfect for wearable electronic or battery-powered applications, the ESP32 chip uses less than 5µA. In addition, this module can support data rates of up to 150 Mbps and 22 dBm output power at the PA in order to allow for the widest physical range.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eApplications Of ESP32:\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eUniversal low power IoT sensor hub.\u003c\/li\u003e\r\n\t\u003cli\u003eHome automation.\u003c\/li\u003e\r\n\t\u003cli\u003eUniversal low power IoT recorder.\u003c\/li\u003e\r\n\t\u003cli\u003eMesh network.\u003c\/li\u003e\r\n\t\u003cli\u003eVideo streaming of the camera.\u003c\/li\u003e\r\n\t\u003cli\u003eIndustrial wireless control.\u003c\/li\u003e\r\n\t\u003cli\u003eOTT TV box \/ set-top box device.\u003c\/li\u003e\r\n\t\u003cli\u003eBaby monitor.\u003c\/li\u003e\r\n\t\u003cli\u003eSmart Socket.\u003c\/li\u003e\r\n\t\u003cli\u003eSensor networks.\u003c\/li\u003e\r\n\t\u003cli\u003eWi-Fi toys: Counters, toys, Anti-lost device.\u003c\/li\u003e\r\n\t\u003cli\u003eWearable electronic products.\u003c\/li\u003e\r\n\t\u003cli\u003eWi-Fi speech recognition device.\u003c\/li\u003e\r\n\t\u003cli\u003eWi-Fi location-aware devices.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications and Features :\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eCurrent – Receiving: 80 mA.\u003c\/li\u003e\r\n\t\u003cli\u003eVoltage – Supply: 2.2 V ~ 3.6 V.\u003c\/li\u003e\r\n\t\u003cli\u003eCurrent – Transmitting: 80 mA.\u003c\/li\u003e\r\n\t\u003cli\u003eNumber of pins supported: 30\u003c\/li\u003e\r\n\t\u003cli\u003eData Rate: 54 Mbps.\u003c\/li\u003e\r\n\t\u003cli\u003eFrequency: 2.4 GHz.\u003c\/li\u003e\r\n\t\u003cli\u003eMounting Type: Surface Mount.\u003c\/li\u003e\r\n\t\u003cli\u003eOperating Temperature: -40°C ~ 85°C.\u003c\/li\u003e\r\n\t\u003cli\u003ePower – Output: 16.5dBm.\u003c\/li\u003e\r\n\t\u003cli\u003eProtocol: 802.11b\/g\/n\/d\/e\/i.\u003c\/li\u003e\r\n\t\u003cli\u003eRF Family\/Standard: WiFi.\u003c\/li\u003e\r\n\t\u003cli\u003eSensitivity: -98dBm.\u003c\/li\u003e\r\n\t\u003cli\u003eSerial Interfaces: I²C, I²S, SPI, UART.\u003c\/li\u003e\r\n\t\u003cli\u003eIntegrated 520 KB SRAM.\u003c\/li\u003e\r\n\t\u003cli\u003eHybrid Wi-FI \u0026amp; Bluetooth.\u003c\/li\u003e\r\n\t\u003cli\u003eHigh level of integration.\u003c\/li\u003e\r\n\t\u003cli\u003eUltra-low-power management.\u003c\/li\u003e\r\n\t\u003cli\u003e4 MB Flash.\u003c\/li\u003e\r\n\t\u003cli\u003eOn-board PCB antenna.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eAttachments and Links :\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eESP WROOM 32 Datasheet.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eESP32 Development Board\u003c\/h3\u003e\r\n\r\n\u003cp\u003eThe ESP8266 does have a few downsides though: it has a small number of GPIO pins, only a few A\/D converters, and it's under-powered.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThese issues were addressed by the chip’s successor, the ESP32, which was launched in 2016. It brought with it an improved spec sheet and the ability to easily connect with external microcontrollers.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe central processor is a 32-bit Tensilica LX6 dual-core, clocked at 240Mhz. You’ll get just over 500kb of memory to play with, along with support for external flash drives.\u003c\/p\u003e\r\n\r\n\u003cp\u003eWireless connectivity comes in the form of BLE Bluetooth and 802.11 b\/g\/n WiFi, bundled with a robust set of cryptographic hardware tools.\u003c\/p\u003e\r\n\r\n\u003cp\u003eIn addition, there’s an ultra-low-power processor that’ll perform certain functions while the device is in deep sleep, which makes the ESP32 an excellent match for battery-powered projects.\u003c\/p\u003e\r\n\r\n\u003cp\u003eUnlike the Arduino UNO for example, the ESP32 DevKit pinout has been designed to slot directly into a breadboard and has 32 I\/O pins.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis means you can basically plug it into the center of your breadboard and you’re ready to build a circuit around it. You’ll be able to plug it into your computer via a micro-USB socket at the far end, and there are two buttons on the top: one for resetting the device, the other for programming.\u003c\/p\u003e\r\n\r\n\u003cp\u003eBeing housed within a QFN package, the ESP32 microcontroller boasts enormous connectivity while still being compact and lightweight.\u003c\/p\u003e\r\n\r\n\u003cp\u003eWhile it’s nowhere near as well-followed as the Arduino, it’s attracted attention thanks to the niche filled by its predecessor. There’s a significant community out there, and with Arduino IDE compatibility it’s easy to get started.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eDesigning a circuit with ESP32 Dev Kit\u003c\/h3\u003e\r\n\r\n\u003cp\u003eIf you want to design a circuit using ESP32 dev kit, you can either type esp32 into the search box, or click on the \"controllers\" tab and locate it. After you find it, simply drag and drop it into the canvas. Alternatively, you can click on the ESP32 DevkitC icon and then click ‘swap’. This will replace the Arduino with the ESP32 dev kit. You can then add components in the same way that you would with the Arduino; wiring, supplementary components and breadboards will be added automatically.\u003c\/p\u003e\r\n\r\n\u003cp\u003eFor example, if you’d like to wire up a 64-pixel dot-matrix display, you can simply drag it into position. As you can see, all the wiring and logic conversion is automatically taken care of for you.\u003c\/p\u003e\r\n\r\n\u003cp\u003e* The ESP32 dev kit is currently in Alpha version on circuito.io, meaning it's not been fully tested by our team yet, and there is also no test code for it at the moment.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes :\u003c\/h3\u003e\r\n\r\n\u003cp\u003e1 x ESP WROOM 32\/ ESP32 WiFi-BT-BLE MCU Module.\u003c\/p\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for arduino node MCU esp32. Here you get arduino node mcu esp32 Arduino also called nodemcu esp32 at a reasonable price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Multan, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900433498182,"sku":"637718942762341026","price":1075.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719053311896938_0original.webp?v=1760160320"},{"product_id":"lithium-battery-18650-charger-module-1a-3-7v-with-battery-protection-bms-tp4056-637718942930245056","title":"Tp4056 1a Li-ion Battery Charging Board Micro Usb With Current Protection Bms","description":"\u003cp\u003eThis \u003cstrong\u003e3.7V Battery Charger TP4056 module\u003c\/strong\u003e is made for charging rechargeable lithium batteries using the constant-current\/constant-voltage (CC\/CV) charging method. In addition to safely charging a lithium battery, \u003cstrong\u003eTP4056 BMS Board \u003c\/strong\u003ealso provides the necessary protection required by lithium batteries. The TP4056 is suitable for USB power and adapter power supplies. Due to the internal PMOSFET architecture and anti-reverse charging path, no external isolation diodes are required. Thermal feedback of \u003cstrong\u003ethe\u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/battery-protection-board-4s-20a-14-8v-bms-for-18650-lithium-ion-cells-hx-4s-a20-637719009683412680\" target=\"_blank\"\u003e Protection Circuit \u003c\/a\u003e\u003c\/strong\u003eautomatically adjusts the charge current to limit chip temperature during high power operation or high ambient temperature conditions. The charging voltage is fixed at 4.2V, and the charging current can be externally set by a resistor. When the charging current drops to the set value of 1\/10 after reaching the final float voltage, the \u003cstrong\u003eTP4056 Li-ion Battery Charger Module \u003c\/strong\u003ewill automatically terminate the charging cycle. When the input voltage (AC adapter or USB power) is removed, the\u003cstrong\u003e \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/micro-usb-tp4056-lithium-battery-18650-charger-module-1a-3-7v-637719014593719883\" target=\"_blank\"\u003eTP4056\u003c\/a\u003e\u003c\/strong\u003e automatically enters a low current state, reducing the battery leakage current to less than 2uA. The \u003cstrong\u003e1A Micro USB Protection Board TP4056\u003c\/strong\u003e can also be placed in shutdown mode when there is a power supply, reducing the supply current to 55uA.\u003c\/p\u003e\r\n\r\n\u003cdiv class=\"row\"\u003e\u003cdiv class=\"col-md-12\"\u003e\u003cimg class=\"img-fluid mr-n4 mr-md-n10 mr-xl-n15\" src=\"https:\/\/d2t1xqejof9utc.cloudfront.net\/screenshots\/pics\/0163bc249ce58025b51870ec11fa6d51\/original.png\"\u003e\u003c\/div\u003e\u003c\/div\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures Of Two-in-one Module 3.7V Lithium Battery Charger Protection Board:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eLed indicator: red is charging Green is fully charged.\u003c\/li\u003e\r\n\t\u003cli\u003eCurrent Protection: Yes\u003c\/li\u003e\r\n\t\u003cli\u003eInversed polarity: NO.\u003c\/li\u003e\r\n\t\u003cli\u003eUse mature charging chip TP4056 for simple peripheral circuits, good protection performance, and high charging accuracy.\u003c\/li\u003e\r\n\t\u003cli\u003eFully machinery automated processing, all patch parts manufacturing.\u003c\/li\u003e\r\n\t\u003cli\u003eIt is small size and lightweight\u003c\/li\u003e\r\n\t\u003cli\u003especially designed for a single lithium battery charging\u003c\/li\u003e\r\n\t\u003cli\u003eIt has battery temperature sensing\u003c\/li\u003e\r\n\t\u003cli\u003eUndervoltage Lockout\u003c\/li\u003e\r\n\t\u003cli\u003eAutomatic Recharge\u003c\/li\u003e\r\n\t\u003cli\u003eLED status pins for charging and termination\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications Of 1A 18650 lithium battery protection board Micro USB:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eCharge module: \u003c\/strong\u003eLinear charging.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eCurrent\u003c\/strong\u003e:1A adjustable.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eCharge precision:\u003c\/strong\u003e1.5%.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eInput voltage\u003c\/strong\u003e:4.5V-5.5V.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eFull charge voltage:\u003c\/strong\u003e4.2V ± 1%\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eLed indicator:\u003c\/strong\u003e red is charging Green is fully charged.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eInput interface\u003c\/strong\u003e:micro USB\/mini usb\/type-c usb\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eWork temperature:\u003c\/strong\u003e-10° to +85°.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eInversed polarity\u003c\/strong\u003e: NO.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eUsing the module:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eConnect micro USB cable for power, or 5V DC to pads marked IN+ and IN- on the left-hand side of the module\u003c\/li\u003e\r\n\t\u003cli\u003eConnect cell to charge to B+\/B- pads on the right-hand side of the module.\u003c\/li\u003e\r\n\t\u003cli\u003eA load (something for the battery to power) can be connected to the OUT+\/OUT- pads on the right-hand side\u003c\/li\u003e\r\n\t\u003cli\u003eImportant! Disconnect load when charging\u003c\/li\u003e\r\n\t\u003cli\u003eThe red LED indicates charging in progress, the green LED indicates charging has finished.\u003c\/li\u003e\r\n\t\u003cli\u003eNever charge your battery at a rate greater than 1C.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eNOTE:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eAmpere meter can only be connected to a 5v input end of the module.\u003c\/li\u003e\r\n\t\u003cli\u003eIt is better than the charging current is 37% of the battery capacity. If you charge the battery of 1000mAh, a current of 400mAh is enough.\u003c\/li\u003e\r\n\t\u003cli\u003eThe connection wire should not be too thick.\u003c\/li\u003e\r\n\t\u003cli\u003eIf the input voltage is too high, like 5.2v, the current will be less than 1000mA, it is normal. It is a protection function, auto-subtract the charging current to avoid burn damage to the chip.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Include:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1x  Lithium Battery 18650 Charger Module 1A 3.7V With Battery Protection BMS TP4056\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for Lithium Battery 18650 Charger Module 1A 3.7V With\u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/3sjh25a-c-3s-25a-bms-circuit-li-ion-battery-charging-protection-in-pakistan-637718963304427080\" target=\"_blank\"\u003e \u003cstrong\u003eBattery Protection BMS\u003c\/strong\u003e\u003c\/a\u003e TP4056  in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900433629254,"sku":"637718942930245056","price":40.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719053524804091_0original.webp?v=1760160333"},{"product_id":"mb102-830-points-solderless-prototype-pcb-breadboard-high-quality-637718943140219859","title":"Mb102 Breadboard 830 Points Solderless Prototyping Breadboard High Quality","description":"\u003cp\u003eBreadboard Project Board MB102 Solder-less breadboard is commonly used by students and hobbyists to quickly assemble an electronics project without using soldering station. These Breadboard Project Board MB102 can be connected with one-another to make a larger board for complex projects.\u003c\/p\u003e\r\n\u003cp\u003eFeatures:\u003c\/p\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eMb102 Bread Board\u003c\/li\u003e\r\n\u003cli\u003e830 Solder-less Points\u003c\/li\u003e\r\n\u003cli\u003eIdeal for Experimenting With Circuit Design In Labs\u003c\/li\u003e\r\n\u003cli\u003eCompatible with resistance, diodes, transistors, LED’s , Capacitors and other types of electronic components\u003c\/li\u003e\r\n\u003cli\u003eCompletely reusable\u003c\/li\u003e\r\n\u003cli\u003eColored coordinates for easy components placement.\u003c\/li\u003e\r\n\u003cli\u003ePhosphor bronze nickel plated spring clips.\u003c\/li\u003e\r\n\u003cli\u003eAccept a variety of wire sizes 20-29 AWG\u003c\/li\u003e\n\u003c\/ul\u003e\r\nSpecifications:\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eSize : 166 mm X 54 mm\u003c\/li\u003e\r\n\u003cli\u003e2 distribution strip 1 Termina strip\u003c\/li\u003e\r\n\u003cli\u003e200 distribution holes\u003c\/li\u003e\r\n\u003cli\u003e630 terminal hoes\u003c\/li\u003e\r\n\u003cli\u003eABS plastic\u003c\/li\u003e\n\u003c\/ul\u003e\r\nPackage Details:\r\n\u003cp\u003e1 Piece Brand New MB102 Breadboard\u003c\/p\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900433760326,"sku":"637718943140219859","price":270.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719053824023095_0original.webp?v=1760160348"},{"product_id":"hw-411a-lm2596-dc-to-dc-buck-converter-step-down-module-power-supply-637718943274554020","title":"HW-411A LM2596 Dc To Dc Buck Converter Step Down Module Power Supply","description":"\u003cp\u003eLM2596 DC-DC Buck Converter Step Down Module Power Supply is a step-down(buck) switching regulator. LM2596 Buck is capable of driving a 3-A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3 V, 5 V, 12 V, and an adjustable output version. The LM2596 Stepdown module is operating at a switching frequency of  150kHz, thus allowing smaller sized filter components than what would be required with lower frequency switching regulators\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures Of DC-DC LM2596 DC-DC Adjustable Buck Converter Step Down Module Power Supply:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eNon-isolated step-down (BUCK) switching regulator.\u003c\/li\u003e\r\n\u003cli\u003eShort circuit protection: Current limiting, self-recovery\u003c\/li\u003e\r\n\u003cli\u003ePotentiometer adjustment direction\u003c\/li\u003e\r\n\u003cli\u003eNon-synchronous rectification\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of LM2596 3A Adjustable Voltage Regulator Buck Module:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eModel name: DC-DC LM2596S buck module\u003c\/li\u003e\r\n\u003cli\u003eInput voltage:3.2V~46V (recommended for use in 40V)\u003c\/li\u003e\r\n\u003cli\u003eOutput voltage:1.25V~35V\u003c\/li\u003e\r\n\u003cli\u003eOutput current:3A (maximum)\u003c\/li\u003e\r\n\u003cli\u003eConversion efficiency:92% (highest)\u003c\/li\u003e\r\n\u003cli\u003eOutput ripple:\u0026lt;30mV\u003c\/li\u003e\r\n\u003cli\u003eSwitching frequency:65KHz\u003c\/li\u003e\r\n\u003cli\u003eWorking temperature:-45 ~ +85\u003c\/li\u003e\r\n\u003cli\u003eDimension:21mm * 43mm * 14mm (length * width * height)\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Include:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1x DC To Dc Buck Converter Step Down Module Power Supply LM2596\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eBest Online shopping website for DC To Dc Buck Converter Step Down Module Power Supply LM2596 in cheap price in Lahore Islamabad Karachi Faislabad Quetta Sukkur Multan Rawalpindi Peshawar and all over Pakistan\u003c\/p\u003e\r\n     ","brand":"China","offers":[{"title":"Default Title","offer_id":43900433858630,"sku":"637718943274554020","price":140.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719054069727960_0original.webp?v=1760160357"},{"product_id":"20cm-pin-to-hole-jumper-wire-dupont-line-40-pin-male-to-female-arduino-jumper-wires-637718943545933414","title":"20cm Pin To Hole Jumper Wire Dupont Line 40 Pin Male To Female Arduino Jumper Wires","description":"\u003cp\u003e20Cm Pin To Hole Jumper Wire Dupont Line 40 Pin Male To Female Arduino Jumper Wires also named as male to female jumper wire is very useful while prototyping electronics circuits. A jump wire (also known as jumper, jumper wire, jumper cable, DuPont wire, or DuPont cable – named for one manufacturer of them) is an electrical wire or group of them in a cable with a connector or pin at each end (or sometimes without them – simply “tinned”), which is normally used to interconnect the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual jump wires are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment.\u003c\/p\u003e\r\n\r\n\u003cp\u003eHandy for making wire harnesses or jumpering between headers on PCB’s. These premium jumper wires are 6″ (150mm) long and come in a ‘strip’ of 40 (4 pieces of each of ten rainbow colors). They have 0.1″ male header contacts on either end and fit cleanly next to each other on standard-pitch 0.1″ (2.54mm) header. The best part is they come in a 40-pin ribbon cable. You can always pull the ribbon wires off to make individual jumpers, or keep them together to make neatly organized wire harnesses.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003e20cm Male To Female Arduino Jumper Wires Features:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eColor: as shown in the pictures.\u003c\/li\u003e\r\n\t\u003cli\u003eMaterial: high-grade copper wire.\u003c\/li\u003e\r\n\t\u003cli\u003eEach cable length: about 20cm \/8-inch.\u003c\/li\u003e\r\n\t\u003cli\u003e40-pin Breadboard Jumper Wires Ribbon Cables\u003c\/li\u003e\r\n\t\u003cli\u003ePin to Pin distance is 0.1″(2.54mm) .\u003c\/li\u003e\r\n\t\u003cli\u003eEasy and safe to use.\u003c\/li\u003e\r\n\t\u003cli\u003eIndividually useable\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1x 40-pin wires\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900433956934,"sku":"637718943545933414","price":160.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719054367746581_0original.webp?v=1760160372"},{"product_id":"esp8266-ch340-lolin-nodemcu-v3-wifi-development-board-iot-development-board-in-pakistan-637718943679559588","title":"Esp8266 Ch340 Lolin Nodemcu V3 Wifi Development Board Iot Development Board In Pakistan","description":"\u003cp\u003eThe All new NodeMcu V3 Lua CH340 Wifi Dev. Board is a fast leading edge low-cost WiFi technology. NodeMcu V3 Is Modern high-level mature LUA based technology. It is an integrated unit with all available resources on board. It is super simple to complement your existing Arduino projects or any development board that has I\/O pins available.\u003c\/p\u003e\r\n\u003cp\u003eModern Internet development tools such as Node.js can take advantage of the NodeMCU with the built-in API to put your idea on the fast track immediately. NodeMCU is built based on the mature ESP8266 technology to take advantage of the abundant resources available on the web.\u003c\/p\u003e\r\n\u003cp\u003eNodeMCU has ESP-12 based serial WiFi integrated onboard to provide GPIO, PWM, ADC, I2C, and 1-WIRE resources at your fingertips, built-in USB-TTL serial with super reliable industrial strength CH340 for superior stability on all supported platforms. This module is one of the cheapest available wifi-modules in the market. V3 or Version3 is the latest version of this module.\u003c\/p\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eArduino-like hardware IO – \u003c\/li\u003e\n\u003cli\u003eAdvanced API for hardware IO, which can dramatically reduce the redundant work for configuring and manipulating hardware.\u003c\/li\u003e Code like Arduino, but interactively in Lua script.\r\n\u003cli\u003eNodejs style network API Event-driven API for network applications, which facilitates developers writing code running on a 5mm5mm sized MCU in Nodejs style. \u003c\/li\u003e\n\u003cli\u003eGreatly speed up your IOT application developing process\u003c\/li\u003e.\r\n\u003cli\u003eDevelopment Kit The Development Kit based on ESP12-X , integrates GPIO, PWM, IIC, 1-Wire and ADC all on one board. Power your development in the fastest way combination with NodeMCU Firmware!\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003cp\u003eThe NodeMcu is an open-source firmware and development kit that helps you to prototype your IoT product with few Lua script lines. The Development Kit based on esp12x series, integrated GPIO, PWM, IIC, 1- Wire and ADC all in one board.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures Of Nodemcu V3:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eUses CH340G instead of CP2102.\u003c\/li\u003e\r\n\u003cli\u003eWireless 802.11 b\/g\/n standard\u003c\/li\u003e\r\n\u003cli\u003eWiFi at 2.4GHz, support WPA \/ WPA2 security mode\u003c\/li\u003e\r\n\u003cli\u003eSupport STA\/AP\/STA + AP three operating modes\u003c\/li\u003e\r\n\u003cli\u003eBuilt-in TCP\/IP protocol stack to support multiple TCP Client connections (5 MAX)\u003c\/li\u003e\r\n\u003cli\u003eSupport UART \/ GPIO data communication interface\u003c\/li\u003e\r\n\u003cli\u003eRemote firmware upgrade (OTA)\u003c\/li\u003e\r\n\u003cli\u003eSupport Smart Link Smart Networking\u003c\/li\u003e\r\n\u003cli\u003eDon’t need to download resetting\u003c\/li\u003e\r\n\u003cli\u003eA great set of tools to develop NODEMCU\u003c\/li\u003e\r\n\u003cli\u003eLowest cost WI-FI\u003c\/li\u003e\r\n\u003cli\u003eFOR Arduino like hardware IO\u003c\/li\u003e\r\n\u003cli\u003eGreatly speed up your IOT application developing process\u003c\/li\u003e\r\n\u003cli\u003eOpen-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled\u003c\/li\u003e\r\n\u003cli\u003eWI-FI MCU ESP12E integrated and easy to the prototyping development kit.\u003c\/li\u003e\r\n\u003cli\u003eWe provide the best platform for IoT application development at the lowest cost.\u003c\/li\u003e\r\n\u003cli\u003eNodeMCU has built-in USB-TTL serial with super reliable industrial strength CH340G for superior stability on all supported platforms.\u003c\/li\u003e\r\n\u003cli\u003eAdvanced API for hardware IO, which can dramatically reduce the redundant work for configuring and manipulating hardware.\u003c\/li\u003e\r\n\u003cli\u003eEvent-driven API for network applications, which facilitates developers writing code running on a 5mm*5mm sized MCU in Nodejs style.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eGet NodeMCU V3 LoLin at low price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Multan, Quetta, Faisalabad, Abbottabad, Taxila, Rahim Yar Khan, Mardan, Jamshoro, Sialkot and all over Pakistan. Best NodeMCU V3 LoLin\u003c\/h3\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes :\u003c\/h3\u003e\r\n\u003cp\u003e1 x  NodeMcu V3 Lua CH340 Wifi Dev. Board\u003c\/p\u003e\r\n   ","brand":"China","offers":[{"title":"Default Title","offer_id":43900434055238,"sku":"637718943679559588","price":600.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719054651092664_0original.webp?v=1760160382"},{"product_id":"hc-sr501-pir-motion-sensor-module-in-pakistan-637718943847905345","title":"Hc-sr501 Pir Motion Sensor Module In Pakistan Hw-416-b","description":"\u003cp\u003eHC-SR501 PIR motion detector reacts to changes in infrared radiation(emitted by objects with increased temperature compared to its surroundings).Movement detection is based upon a really accurate temperature level measurement. Any type of change in temperature level to a greater temperature is considered activity. The primary elements of the PIR sensing unit are the pyroelement (infrared detector) and the Fresnel lens or mirror. The used sensor has a flexible level of level of sensitivity and delay. Object detection is signaled electronically - high condition at the output.\u003c\/p\u003e\r\n\r\n\u003cp\u003ePerfect for designing warning systems, alarms,robotics,etc.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003e\u003cstrong\u003eFeatures of the HC-SR501 PIR Motion Sensor:\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eThis type of sensor is used to detect objects and people in various types of rooms as part of lighting and alarm systems.\u003c\/li\u003e\r\n\t\u003cli\u003eThe wide range of supply voltage 5-20V allows for increased usability of this sensor\u003c\/li\u003e\r\n\t\u003cli\u003eDetection of any object is signaled digitally through the high state.\u003c\/li\u003e\r\n\t\u003cli\u003eIt is possible to connect the sensor to a set of any commissioning set,such as Raspberry Pi or the more popular Arduino.\u003c\/li\u003e\r\n\t\u003cli\u003eConclusions: goldpin connectors 2.45mm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003e\u003cstrong\u003eTechnical data of HC-SR501 PIR Motion Detector:\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003ePower supply: 5 - 20V\u003c\/li\u003e\r\n\t\u003cli\u003eApproximate current consumption: 50 uA\u003c\/li\u003e\r\n\t\u003cli\u003eSensitivity: up to 7m\u003c\/li\u003e\r\n\t\u003cli\u003eViewing angle: up to 100 °\u003c\/li\u003e\r\n\t\u003cli\u003eworking temperature -15 * C - 70 * C\u003c\/li\u003e\r\n\t\u003cli\u003edimensions 33x25x25mm\r\n\t\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\t\u003cli\u003eTimes diameter: 23 mm\u003c\/li\u003e\r\n\t\t\u003cli\u003eThe height of the canopy: 18 mm\u003c\/li\u003e\r\n\t\t\u003cli\u003eTotal height: 30 mm (with elements mounted at the bottom of the plate)\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003eDigital output:\r\n\t\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\t\u003cli\u003eHigh status - object detected\u003c\/li\u003e\r\n\t\t\u003cli\u003eLow status - no object\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes :\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cp\u003e1 x PIR Motion Sensor Detector Module HC-SR501.\u003c\/p\u003e\r\n","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900434350150,"sku":"637718943847905345","price":180.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719054884243146_0original.webp?v=1760160394"},{"product_id":"5mm-red-led-light-emitting-diode-637718944044939688","title":"5mm Red Led Light Emitting Diode","description":"\u003cp\u003eWho doesn't love LEDs They are bright and blinky, or soft and elegant. They're festive! They're colorful! They're everywhere and they're a lot of fun. We love LEDs when we write tutorials because most of electronics hackery is hidden in chips, or goes very fast and we can't see or sense it without expensive equipment. But LEDs are easy to see for everyone - this way we can visually identify what is going on inside our microcontroller.\u003c\/p\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eDimensions: 5mm Round LED\u003c\/li\u003e\r\n\u003cli\u003eSize (Diameter) : 5mm\u003c\/li\u003e\r\n\u003cli\u003eColour: red Light Colour\u003c\/li\u003e\r\n\u003cli\u003e(ElectroStatic-Discharge) ESD=3000V\u003c\/li\u003e\r\n\u003cli\u003e(Operation Temperature Range) Topr= -25C ~ 80C\u003c\/li\u003e\r\n\u003cli\u003e(Storage Temperature Rage) Tstg= -40C ~ 100C\u003c\/li\u003e\r\n\u003cli\u003e(Soldering Temperature) Tsol= 260C (5sec)\u003c\/li\u003e\n\u003c\/ol\u003e\r\n  \u003cp\u003eLets begin with an anatomy lesson…The Parts of an LED!\u003c\/p\u003e\r\n\u003cp\u003eLEDs are so common, they come in dozens of different shapes and sizes. The LEDs you are most likely to use are the through hole LEDs with two legs. There are lots of LEDs that are small and hard to solder but these are easy to use with a breadboard because they have long wires we can stick in. The clear or clear-ish bulb is what protects the light emitter (thats where the magic happens). In fact, the first two letters of LED stand for Light Emitting.\u003c\/p\u003e\r\n\u003cp\u003eA really nice thing about LEDs is that they are very simple. Unlike some chips that have dozens of pins with names and special uses, LEDs have only two wires. One wire is the anode (positive) and another is the cathode (negative). The two wires have different names because LEDs only work in one direction and we need to keep track of which pin is which. One goes to the positive voltage and the other goes to the negative voltage. Electronic parts that only work in 'one direction' like this are called Diodes, thats what the last letter of LED stands for.\u003c\/p\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eThe longer lead goes to the more-positive voltage\u003c\/li\u003e\r\n\u003cli\u003eCurrent goes in one direction, from the anode (positive) to the cathode (negative)\u003c\/li\u003e\r\n\u003cli\u003eLEDs that are 'backwards' won't work - but they won't break either\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003cp\u003eIt's all a little confusing - we often have to think about which is which. So to make it easy, there's only one thing you need to remember and that's the LED wont light up if you put it in backwards. If you're ever having LED problems where they are not lighting, just flip it around. Its very hard to damage an LED by putting it in backwards so don't be scared if you do\u003c\/p\u003e\r\n\u003cp\u003eIf it helps, refer back to these photos and diagrams or print them out for your reference\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eAll the different sizes and colors\u003c\/h3\u003e\r\n\u003cp\u003e5mm LEDs! Green, Red, Blue (in a clear case) and InfraRed (in a bluish case)\u003c\/p\u003e\r\n\u003cp\u003eOne of the best things about modern LEDs is all the colors they come in. It used to be that LEDs were only red or maybe yellow and orange, which is why early electronics from the 70s and 80s only had red LEDs. The color emitted from an LED has to do with what type of material they are made of. So red, for example, is made with Gallium Arsenide. Since then, scientists have experimented with many other materials and figured out how to make other colors such as green and blue, as well as violet and white. (You can see a massive table of all the different materials used to make LEDs in the wikipedia page )\u003c\/p\u003e\r\n\u003cp\u003eWhen we first started making electronics in the late 90's, we bought some 5mm blue LEDs and they were $3 each. Now you can get easily a dozen LEDs for that price. Life is good!\u003c\/p\u003e\r\nLEDs come in all sorts of sizes as well. Here is a photo showing a 3mm, 5mm and 10mm LED. the \"millimeter\" size refers to the diameter of the LED. For example, if you need to drill a hole in a box for your 5mm blinky LED, the hole size should be 5mm, and you'd need a 5mm drill bit to make it. 5mm are the most common size you'll see, and they can be extremely bright!\r\n\u003cp\u003eGreen 3mm, Red 5mm and White 10mm LEDs\u003c\/p\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e5mm LEDs can be so bright, they are often used as illumination (lighting something up, like a flashlight, we'll talk about this next).\u003c\/li\u003e\r\n\u003cli\u003e3mm LEDs are not as bright but are smaller, and are good for indication (like an LED that tells you something is on). They're not as good for illumination because they have a smaller area that is lit.\u003c\/li\u003e\r\n\u003cli\u003e10mm LEDs are a little more rare, they are huge and chunky but are usually just 5mm LEDs with a bigger case so they aren't any brighter. They can be good indicators but we rarely see them as illuminators.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900434448454,"sku":"637718944044939688","price":2.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719055177796212_0original.webp?v=1760160407"},{"product_id":"arduino-nano-v3-arduino-nano-637718944313140874","title":"Arduino Nano V3","description":"\u003cp\u003eThe Arduino Nano is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3.x). Arduino Nano has more or less the same functionality of the Arduino UNO but in a different package. Arduino Nano lacks only a DC power jack and works with a Mini-B USB cable instead of a standard one.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of Nano 3.0 Controller Compatible For Arduino Nano CH340 USB Driver:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eMicrocontroller : ATmega328 (arduino nano).\u003c\/li\u003e\r\n\u003cli\u003eOperating Voltage (logic level) : l5 V.\u003c\/li\u003e\r\n\u003cli\u003eInput Voltage (recommended) : 7-12 V.\u003c\/li\u003e\r\n\u003cli\u003eInput Voltage (limits) : 6-20 V.\u003c\/li\u003e\r\n\u003cli\u003eDigital I\/O Pins: 14 (of which 6 provide PWM output).\u003c\/li\u003e\r\n\u003cli\u003eAnalog Input Pins: 8.\u003c\/li\u003e\r\n\u003cli\u003eDC Current per I\/O Pin: 40 mA.\u003c\/li\u003e\r\n\u003cli\u003eFlash Memory: 16 KB (ATmega168) or 32 KB (ATmega328) of which 2 KB used by the boot loader.\u003c\/li\u003e\r\n\u003cli\u003eSRAM : 1 KB (ATmega168) or 2 KB (ATmega328).\u003c\/li\u003e\r\n\u003cli\u003eEEPROM: 512 bytes (ATmega168) or 1 KB (ATmega328).\u003c\/li\u003e\r\n\u003cli\u003eClock Speed: 16 MHz.\u003c\/li\u003e\r\n\u003cli\u003eDimensions : 0.73\" x 1.70\".\u003c\/li\u003e\r\n\u003cli\u003eLength: 45 mm.\u003c\/li\u003e\r\n\u003cli\u003eWidth : 18 mm.\u003c\/li\u003e\r\n\u003cli\u003eWeight: 5 g.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures of Arduino Nano:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eAutomatic reset during program download\u003c\/li\u003e\r\n\u003cli\u003ePower OK blue LED\u003c\/li\u003e\r\n\u003cli\u003eGreen (TX), red (RX) and orange (L) LED\u003c\/li\u003e\r\n\u003cli\u003eAuto-sensing\/switching power input\u003c\/li\u003e\r\n\u003cli\u003eSmall mini-B USB for programming and serial monitor\u003c\/li\u003e\r\n\u003cli\u003eICSP header for direct program download\u003c\/li\u003e\r\n\u003cli\u003eStandard 0.1” spacing DIP (breadboard friendly)\u003c\/li\u003e\r\n\u003cli\u003eManual reset switch\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eRelated documents:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eIC CH340G Datasheet here\u003c\/li\u003e\r\n\u003cli\u003eIC Atmel ATmega 328 Datasheet here\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage includes:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x  Arduino Nano V3 Arduino Nano\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eOnline Shopping website for Arduino Nano V3. Here you get Arduino Nano V3 at a reasonable price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, and all over Pakistan. Best Quality nano v3 and v5.\u003c\/p\u003e\r\n\u003cp\u003eAfter Soldering You will get this board like these images.\u003c\/p\u003e\r\n ","brand":"China","offers":[{"title":"Default Title","offer_id":43900434546758,"sku":"637718944313140874","price":650.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719055240280234_0original.webp?v=1760160415"},{"product_id":"1-channel-relay-module-for-arduino-637718944446587178","title":"1 Channel Relay Module For Arduino","description":"\u003cp\u003e\u003cstrong\u003e1 Channel 5V Arduino \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/solid-state-relay-ssr-module-1-channel-for-arduino-637719012478760293\" target=\"_blank\"\u003eRelay\u003c\/a\u003e Module\u003c\/strong\u003e for Arduino PIC AVR DSP ARM. \u003cstrong\u003eSingle-channel relay,\u003c\/strong\u003e a wide range of microcontrollers such as Arduino, AVR, PIC, ARM and so on can control it. The \u003cstrong\u003e5V relay module circuit\u003c\/strong\u003e, each one needs 15mA-20mA driver current and equipped with high current relay: DC 30V \/ 10A, AC 250V \/ 10A. This \u003cstrong\u003eone channel \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/arduino-4-channel-relay-module-board-637718945787270681\" target=\"_blank\"\u003emodule\u003c\/a\u003e\u003c\/strong\u003e has a standard interface that can be compatible with a microcontroller.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis \u003cstrong\u003e5V Arduino relay module\u003c\/strong\u003e has on the high level and low level-triggered mode, friends who do not understand, have a look high-level trigger refers to the signal voltage between input and trigger, can be understood as a signal input with VCC cathode short-circuit triggered away. Low-level trigger refers to the signal voltage between the input terminal and Earth OV trigger, can be understood as the signal input terminal and the GND negative electrode short circuit triggered away \u003cstrong\u003e1-channel relay module\u003c\/strong\u003e connection.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003ciframe allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" frameborder=\"0\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/7tUGUXyloXQ\" title=\"Using 5V 1 channel relay module for Arduino\" width=\"640\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures of 1 Channel 5 Volts Arduino Relay Module:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eWith isolation groove in the control area and load area.\u003c\/li\u003e\r\n\t\u003cli\u003eWith power and relay action indication, bright when connect and go off when disconnects.\u003c\/li\u003e\r\n\t\u003cli\u003eWhen there is a signal in signal input, public side and the common side will break over.\u003c\/li\u003e\r\n\t\u003cli\u003eIt can be not only used as a microcontroller development board module but also as a home appliance control.\u003c\/li\u003e\r\n\t\u003cli\u003eIt can not only control the DC or AC signal but the 220V AC load.\u003c\/li\u003e\r\n\t\u003cli\u003eWith a permanent open and close vents contact.\u003c\/li\u003e\r\n\t\u003cli\u003eIt is convenient to connect with blue KF301 terminal access control cable.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecification of Single One Channel 5V Best Arduino Relay Module:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eVCC:\u003c\/strong\u003e Power interface,5V\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eGND:\u003c\/strong\u003e Ground\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eIN:\u003c\/strong\u003e Control interface.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eDrive Current:\u003c\/strong\u003e At least 4mA\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eCOM:\u003c\/strong\u003e Control circuit ground, connect to GND\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e approx. 41 x 16 x 16mm\/ 1.61 x 0.62 x 0.62''\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 12g\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x 1 Channel 5V Arduino Relay Module\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for 1 Channel 5V Arduino \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/5v-8-channel-relay-module-relay-board-relay-arduino-relay-module-637718981104042814\" target=\"_blank\"\u003e\u003cstrong\u003eRelay Module\u003c\/strong\u003e\u003c\/a\u003e Single One Channel 5 Volts Relay Module For Arduino in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900434612294,"sku":"637718944446587178","price":170.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719055446795981_0original.webp?v=1760160425"},{"product_id":"resistor-1-pack-of-15-value-10r-47r-100r-220r-330r-470r-1k-2-2k-4-7k-6-8k-10k-22k-47k-100k-220k-637718945016375206","title":"150pcs Resistor Pack Of 15 Values 10r,47r,100r,220r,330r,470r,1k,2.2k,4.7k,6.8k,10k,22k,47k,100k,220k","description":"\u003ch3 class=\"font-size-24 mb-3\"\u003eThis package include with 1\/4 Watt 5% Resistor 0.25W Resistor 1 Pack of 15 Value's 10 Resistor of each value.\r\nNumber of list given\r\n10R,47R,100R,220R,330R,470R,1K,2.2K,4.7K,6.8K,10K,22K,47K,100K,220K\u003c\/h3\u003e\r\n\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eTake a Stance, The Resist Stance\u003c\/h3\u003e\r\n\u003cp\u003eResistors – the most ubiquitous of electronic components. They are a critical piece in just about every circuit. And they play a major role in our favorite equation, Ohm’s Law.\u003c\/p\u003e\r\n\u003cp\u003eIn this, our pièce de résistance, we’ll cover:\u003c\/p\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eWhat is a resistor?!\u003c\/li\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003c\/h3\u003e\n\u003cli\u003eResistor units\u003c\/li\u003e\r\n\u003cli\u003eResistor circuit symbol(s)\u003c\/li\u003e\r\n\u003cli\u003eResistors in series and parallel\u003c\/li\u003e\r\n\u003cli\u003eDifferent variations of resistors\u003c\/li\u003e\r\n\u003cli\u003eColor coding decoding\u003c\/li\u003e\r\n\u003cli\u003eSurface mount resistor decoding\u003c\/li\u003e\r\n\u003cli\u003eExample resistor applications\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eConsider reading…\u003c\/h3\u003e\r\n\u003cp\u003eSome of the concepts in this tutorial build on previous electronics knowledge. Before jumping into this tutorial, consider reading (at least skimming) these first:\u003c\/p\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eWhat is Electricity?\u003c\/li\u003e\r\n\u003cli\u003eVoltage, Current, Resistance, and Ohm’s Law\u003c\/li\u003e\r\n\u003cli\u003eWhat is a Circuit\u003c\/li\u003e\r\n\u003cli\u003eSeries vs. Parallel Circuits\u003c\/li\u003e\r\n\u003cli\u003eHow to Use A Multimeter – Specifically check out the measuring resistance section.\u003c\/li\u003e\r\n\u003cli\u003eMetric Prefixes\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eResistor Basics\u003c\/h3\u003e\r\n\u003cp\u003eResistors are electronic components which have a specific, never-changing electrical resistance. The resistor’s resistance limits the flow of electrons through a circuit.\u003c\/p\u003e\r\n\u003cp\u003eThey are passive components, meaning they only consume power (and can’t generate it). Resistors are usually added to circuits where they complement active components like op-amps, microcontrollers, and other integrated circuits. Commonly resistors are used to limit current, divide voltages, and pull-up I\/O lines.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003c\/h3\u003e\u003cli\u003eResistor units\u003c\/li\u003e\r\n\u003cp\u003eThe electrical resistance of a resistor is measured in ohms. The symbol for an ohm is the greek capital-omega: Ω. The (somewhat roundabout) definition of 1Ω is the resistance between two points where 1 volt (1V) of applied potential energy will push 1 ampere (1A) of current.\u003c\/p\u003e\r\n\u003cp\u003eAs SI units go, larger or smaller values of ohms can be matched with a prefix like kilo-, mega-, or giga-, to make large values easier to read. It’s very common to see resistors in the kilohm (kΩ) and megaohm (MΩ) range (much less common to see miliohm (mΩ) resistors). For example, a 4,700Ω resistor is equivalent to a 4.7kΩ resistor, and a 5,600,000Ω resistor can be written as 5,600kΩ or (more commonly as) 5.6MΩ.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSchematic symbol\u003c\/h3\u003e\r\n\u003cp\u003eAll resistors have two terminals, one connection on each end of the resistor. When modeled on a schematic, a resistor will show up as one of these two symbols:\u003c\/p\u003e\r\n\u003cp\u003eTwo common resistor schematic symbols. R1 is an American-style 1kΩ resistor, and R2 is an international-style 47kΩ resistor.\u003c\/p\u003e\r\n\u003cp\u003eThe terminals of the resistor are each of the lines extending from the squiggle (or rectangle). Those are what connect to the rest of the circuit.\u003c\/p\u003e\r\n\u003cp\u003eThe resistor circuit symbols are usually enhanced with both a resistance value and a name. The value, displayed in ohms, is obviously critical for both evaluating and actually constructing the circuit. The name of the resistor is usually an R preceding a number. Each resistor in a circuit should have a unique name\/number. For example, here’s a few resistors in action on a 555 timer circuit:\u003c\/p\u003e\r\n\u003cp\u003eIn this circuit, resistors play a key role in setting the frequency of the 555 timer’s output. Another resistor (R3) limits the current through an LED.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eTypes of Resistors\u003c\/h3\u003e\r\n\u003cp\u003eResistors come in a variety of shapes and sizes. They might be through-hole or surface-mount. They might be a standard, static resistor, a pack of resistors, or a special variable resistor.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eTermination and mounting\u003c\/h3\u003e\r\n\u003cp\u003eResistors will come in one of two termination-types: through-hole or surface-mount. These types of resistors are usually abbreviated as either PTH (plated through-hole) or SMD\/SMT (surface-mount technology or device).\u003c\/p\u003e\r\n\u003cp\u003eThrough-hole resistors come with long, pliable leads which can be stuck into a breadboard or hand-soldered into a prototyping board or printed circuit board (PCB). These resistors are usually more useful in breadboarding, prototyping, or in any case where you’d rather not solder tiny, little 0.6mm-long SMD resistors. The long leads usually require trimming, and these resistors are bound to take up much more space than their surface-mount counterparts.\u003c\/p\u003e\r\n\u003cp\u003eThe most common through-hole resistors come in an axial package. The size of an axial resistor is relative to its power rating. A common ½W resistor measures about 9.2mm across, while a smaller ¼W resistor is about 6.3mm long.\u003c\/p\u003e\r\n\u003cp\u003eA half-watt (½W) resistor (above) sized up to a quarter-watt (¼W).\u003c\/p\u003e\r\n\u003cp\u003eSurface-mount resistors are usually tiny black rectangles, terminated on either side with even smaller, shiny, silver, conductive edges. These resistors are intended to sit on top of PCBs, where they’re soldered onto mating landing pads. Because these resistors are so small, they’re usually set into place by a robot, and sent through an oven where solder melts and holds them in place.\u003c\/p\u003e\r\n\u003cp\u003eA tiny 0603 330Ω resistor hovering over shiny George Washington’s nose on top of a U.S. quarter.\u003c\/p\u003e\r\n\u003cp\u003eSMD resistors come in standardized sizes; usually either 0805 (0.8mm long by 0.5mm wide), 0603, or 0402. They’re great for mass circuit-board-production, or in designs where space is a precious commodity. They take a steady, precise hand to manually solder, though!\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eResistor composition\u003c\/h3\u003e\r\n\u003cp\u003eResistors can be constructed out of a variety of materials. Most common, modern resistors are made out of either a carbon, metal, or metal-oxide film. In these resistors, a thin film of conductive (though still resistive) material is wrapped in a helix around and covered by an insulating material. Most of the standard, no-frills, through-hole resistors will come in a carbon-film or metal-film composition.\u003c\/p\u003e\r\n\u003cp\u003ePeek inside the guts of a few carbon-film resistors. Resistance values from top to bottom: 27Ω, 330Ω and a 3.3MΩ. Inside the resistor, a carbon film is wrapped around an insulator. More wraps means a higher resistance. Pretty neat!\u003c\/p\u003e\r\n\u003cp\u003eOther through-hole resistors might be wirewound or made of super-thin metallic foil. These resistors are usually more expensive, higher-end components specifically chosen for their unique characteristics like a higher power-rating, or maximum temperature range.\u003c\/p\u003e\r\n\u003cp\u003eSurface-mount resistors are usually either thick or thin-film variety. Thick-film is usually cheaper but less precise than thin. In both resistor types, a small film of resistive metal alloy is sandwiched between a ceramic base and glass\/epoxy coating, and then connected to the terminating conductive edges.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecial resistor packages\u003c\/h3\u003e\r\n\u003cp\u003eThere are a variety of other, special-purpose resistors out there. Resistors may come in pre-wired packs of five-or-so resistor arrays. Resistors in these arrays may share a common pin, or be set up as voltage dividers.\u003c\/p\u003e\r\n\u003cp\u003eAn array of five 330Ω resistors, all tied together at one end.\u003c\/p\u003e\r\n\u003cp\u003eResistors don’t have to be static either. Variable resistors, known as rheostats, are resistors which can be adjusted between a specific range of values. Similar to the rheostat is the potentiometer. Pots connect two resistors internally, in series, and adjust a center tap between them creating an adjustable voltage divider. These variable resistors are often used for inputs, like volume knobs, which need to be adjustable.\u003c\/p\u003e\r\n\u003cp\u003eA smattering of potentiometers. From top-left, clockwise: a standard 10k trimpot, 2-axis joystick, softpot, slide pot, classic right-angle, and a breadboard friendly 10k trimpot.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eDecoding Resistor Markings\u003c\/h3\u003e\r\n\u003cp\u003eThough they may not display their value outright, most resistors are marked to show what their resistance is. PTH resistors use a color-coding system (which really adds some flair to circuits), and SMD resistors have their own value-marking system.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eDecoding the color bands\u003c\/h3\u003e\r\n\u003cp\u003eThrough-hole, axial resistors usually use the color-band system to display their value. Most of these resistors will have four bands of color circling the resistor.\u003c\/p\u003e\r\n\u003cp\u003eThe first two bands indicate the two most-significant digits of the resistor’s value. The third band is a weight value, which multiplies the two significant digits by a power of ten.\u003c\/p\u003e\r\n\u003cp\u003eThe final band indicates the tolerance of the resistor. The tolerance explains how much more or less the actualresistance of the resistor can be compared to what its nominal value is. No resistor is made to perfection, and different manufacturing processes will result in better or worse tolerances. For example, a 1kΩ resistor with 5% tolerance could actually be anywhere between 0.95kΩ and 1.05kΩ.\u003c\/p\u003e\r\n\u003cp\u003eHow do you tell which band is first and last? The last, tolerance band is often clearly separated from the value bands, and usually it’ll either be silver or gold.\u003c\/p\u003e\r\n\u003cp\u003eHere’s a table of each of the colors and which value, multiplier or tolerance they represent:\u003c\/p\u003e\r\nColor Digit value Multiplier Multiplied Out Tolerance\r\nBlack 0 100 1  \r\nBrown 1 101 10  \r\nRed 2 102 100  \r\nOrange 3 103 1,000  \r\nYellow 4 104 10000  \r\nGreen 5 105 100,000  \r\nBlue 6 106 1,000,000  \r\nViolet 7 107 10,000,000  \r\nGray 8 108 100,000,000  \r\nWhite 9 109 1,000,000,000  \r\nGold       ±5%\r\nSilver       ±10%\r\n\u003cp\u003eHere’s an example of a 4.7kΩ resistor with four color bands:\u003c\/p\u003e\r\n\u003cp\u003eWhen decoding the resistor color bands, consult a resistor color code table like the one above. For the first two bands, find that color’s corresponding digit value. The 4.7kΩ resistor has color bands of yellow and violet to begin – which have digit values of 4 and 7 (47). The third band of the 4.7kΩ is red, which indicates that the 47 should be multiplied by 102 (or 100). 47 times 100 is 4,700!\u003c\/p\u003e\r\n\u003cp\u003eIf you’re trying to commit the color band code to memory, a mnemonic device might help. There are a handful of(sometimes unsavory) mnemonics out there, to help remember the resistor color code. A good one, which spells out the difference between black and brown is:\u003c\/p\u003e\r\n\u003cp\u003e“Big brown rabbits often yield great big vocal groans when gingerly snapped.”\u003c\/p\u003e\r\n\u003cp\u003eOr, if you remember “ROY G. BIV”, subtract the indigo (poor indigo, no one remembers indigo), and add black and brown to the front and gray and white to the back of the classic rainbow color-order.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eColor Code Calculator\u003c\/h3\u003e\r\n\u003cp\u003eIf you’d rather skip the math (we won’t judge :), and just use a handy calculator, give this a try!\u003c\/p\u003e\r\nBand 1 Band 2 Band 3   Band 4\r\nValue 1 (MSV) Value 2 Weight   Tolerance\r\nBlack (0)\r\nBrown (1)\r\nRed (2)\r\nOrange (3)\r\nYellow (4)\r\nGreen (5)\r\nBlue (6)\r\nViolet (7)\r\nGray (8)\r\nWhite (9) Black (0)\r\nBrown (1)\r\nRed (2)\r\nOrange (3)\r\nYellow (4)\r\nGreen (5)\r\nBlue (6)\r\nViolet (7)\r\nGray (8)\r\nWhite (9) Black (1)\r\nBrown (10)\r\nRed (100)\r\nOrange (1k)\r\nYellow (10k)\r\nGreen (100k)\r\nBlue (1M)\r\nViolet (10M)\r\nGray (100M)\r\nWhite (1G)   Gold (± 5%)\r\nSilver (± 10%)\r\nResistance:\r\n1,000 Ω ±5%\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eDecoding surface-mount markings\u003c\/h3\u003e\r\n\u003cp\u003eSMD resistors, like those in 0603 or 0805 packages, have their own way of displaying their value. There are a few common marking methods you’ll see on these resistors. They’ll usually have three to four characters – numbers or letters – printed on top of the case.\u003c\/p\u003e\r\n\u003cp\u003eIf the three characters you’re seeing are all numbers, you’re probably looking at an E24 marked resistor. These markings actually share some similarity with the color-band system used on the PTH resistors. The first two numbers represent the first two most-significant digits of the value, the last number represents a magnitude.\u003c\/p\u003e\r\n\u003cp\u003eIn the above example picture, resistors are marked 104, 105, 205, 751, and 754. The resistor marked with 104 should be 100kΩ (10×104), 105 would be 1MΩ (10×105), and 205 is 2MΩ (20×105). 751 is 750Ω (75×101), and 754 is 750kΩ (75×104).\u003c\/p\u003e\r\n\u003cp\u003eAnother common coding system is E96, and it’s the most cryptic of the bunch. E96 resistors will be marked with three characters – two numbers at the beginning and a letter at the end. The two numbers tell you the first three digits of the value, by corresponding to one of the not-so-obvious values on this lookup table.\u003c\/p\u003e\r\nCode Value   Code Value   Code Value   Code Value   Code Value   Code Value\r\n01 100   17 147   33 215   49 316   65 464   81 681\r\n02 102   18 150   34 221   50 324   66 475   82 698\r\n03 105   19 154   35 226   51 332   67 487   83 715\r\n04 107   20 158   36 232   52 340   68 499   84 732\r\n05 110   21 162   37 237   53 348   69 511   85 750\r\n06 113   22 165   38 243   54 357   70 523   86 768\r\n07 115   23 169   39 249   55 365   71 536   87 787\r\n08 118   24 174   40 255   56 374   72 549   88 806\r\n09 121   25 178   41 261   57 383   73 562   89 825\r\n10 124   26 182   42 267   58 392   74 576   90 845\r\n11 127   27 187   43 274   59 402   75 590   91 866\r\n12 130   28 191   44 280   60 412   76 604   92 887\r\n13 133   29 196   45 287   61 422   77 619   93 909\r\n14 137   30 200   46 294   62 432   78 634   94 931\r\n15 140   31 205   47 301   63 442   79 649   95 953\r\n16 143   32 210   48 309   64 453   80 665   96 976\r\n\u003cp\u003eThe letter at the end represents a multiplier, matching up to something on this table:\u003c\/p\u003e\r\nLetter Multiplier   Letter Multiplier   Letter Multiplier\r\nZ 0.001   A 1   D 1000\r\nY or R 0.01   B or H 10   E 10000\r\nX or S 0.1   C 100   F 100000\r\n\u003cp\u003eSo a 01C resistor is our good friend, 10kΩ (100×100), 01B is 1kΩ (100×10), and 01D is 100kΩ. Those are easy, other codes may not be. 85A from the picture above is 750Ω (750×1) and 30C is actually 20kΩ.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePower Rating\u003c\/h3\u003e\r\n\u003cp\u003eThe power rating of a resistor is one of the more hidden values. Nevertheless it can be important, and it’s a topic that’ll come up when selecting a resistor type.\u003c\/p\u003e\r\n\u003cp\u003ePower is the rate at which energy is transformed into something else. It’s calculated by multiplying the voltage difference across two points by the current running between them, and is measured in units of a watt (W). Light bulbs, for example, power electricity into light. But a resistor can only turn electrical energy running through it into heat. Heat isn’t usually a nice playmate with electronics; too much heat leads to smoke, sparks, and fire!\u003c\/p\u003e\r\n\u003cp\u003eEvery resistor has a specific maximum power rating. In order to keep the resistor from heating up too much, it’s important to make sure the power across a resistor is kept under it’s maximum rating. The power rating of a resistor is measured in watts, and it’s usually somewhere between ⅛W (0.125W) and 1W. Resistors with power ratings of more than 1W are usually referred to as power resistors, and are used specifically for their power dissipating abilities.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFinding a resistor’s power rating\u003c\/h3\u003e\r\n\u003cp\u003eA resistor’s power rating can usually be deduced by observing its package size. Standard through-hole resistors usually come with ¼W or ½W ratings. More special purpose, power resistors might actually list their power rating on the resistor.\u003c\/p\u003e\r\n\u003cp\u003eThese power resistors can handle a lot more power before they blow. From top-right to bottom-left there are examples of 25W, 5W and 3W resistors, with values of 2Ω, 3Ω 0.1Ω and 22kΩ. Smaller power-resistors are often used to sense current.\u003c\/p\u003e\r\n\u003cp\u003eThe power ratings of surface mount resistors can usually be judged by their size as well. Both 0402 and 0603-size resistors are usually rated for 1\/16W, and 0805’s can take 1\/10W.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eMeasuring power across a resistor\u003c\/h3\u003e\r\n\u003cp\u003ePower is usually calculated by multiplying voltage and current (P = IV). But, by applying Ohm’s law, we can also use the resistance value in calculating power. If we know the current running through a resistor, we can calculate the power as:\u003c\/p\u003e\r\n\u003cp\u003eOr, if we know the voltage across a resistor, the power can be calculated as:\u003c\/p\u003e\r\n      \u003cp\u003ePack of 15 number of Resistors:\r\n\r\n1 x 1\/4 Watt 5% Resistor 0.25W Resistor 1 Pack of 15 Value's 10 Resistor of each value.  \u003c\/p\u003e\r\nResistance Value Pieces\r\nResistance: 10R 10\r\nResistance: 47R 10\r\nResistance: 100R 10\r\nResistance: 220R 10\r\nResistance: 330R 10\r\nResistance: 470R 10\r\nResistance: 1K 10\r\nResistance: 2.2K 10\r\nResistance: 4.7K 10\r\nResistance: 6.8K 10\r\nResistance: 10K 10\r\nResistance: 22K 10\r\nResistance: 47K 10\r\nResistance: 100K 10\r\nResistance: 220K 10","brand":"China","offers":[{"title":"Default Title","offer_id":43900434710598,"sku":"637718945016375206","price":220.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719056161479500_0original.webp?v=1760160440"},{"product_id":"hc-05-bluetooth-module-in-pakistan-637718945223219199","title":"HC 05 Bluetooth Module In Pakistan","description":"\u003cp\u003eHC-05 Bluetooth Module In PakistanTTL Module (With EN Pin) Breakout is the latest Bluetooth wireless serial Module. This version of the popular Bluetooth module uses the HC-05. These modems work as a serial (RX\/TX) pipe. Any serial stream from 9600 to 115200bps can be passed seamlessly from your computer to your target. The remote unit can be powered from 3.3V up to 6V for easy battery attachment. All signal pins on the remote unit are 3V-6V tolerant. No level shifting is required. \u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes In HC-05 Bluetooth Module:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x Bluetooth Transceiver HC-05 TTL Module \u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eAttachments and Links Of HC-05 Bluetooth Module:\u003c\/p\u003e\r\n\u003cp\u003eGet HC 05 Bluetooth at low price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Multan, Quetta, Faisalabad, Khuzdar, Abbottabad, Taxila, Rahim Yar Khan, Mardan, Jamshoro, Sialkot, Nawabshah, Nowshera, Swabi, Kohat and all over Pakistan. Best Quality Bluetooth HC 05\u003c\/p\u003e\r\n\u003cp\u003eBluetooth testing code with Arduino and serial monitor with Blueterminal app\r\n \u003c\/p\u003e \u003cp\u003e\/*\r\n  Serial Event example\u003c\/p\u003e\r\n\u003cp\u003e  When new serial data arrives, this sketch adds it to a String.\r\n  When a newline is received, the loop prints the string and clears it.\u003c\/p\u003e\r\n\u003cp\u003e  A good test for this is to try it with a GPS receiver that sends out\r\n  NMEA 0183 sentences.\u003c\/p\u003e\r\n\u003cp\u003e  NOTE: The serialEvent() feature is not available on the Leonardo, Micro, or\r\n  other ATmega32U4 based boards.\u003c\/p\u003e\r\n\u003cp\u003e  created 9 May 2011\r\n  by Tom Igoe\u003c\/p\u003e\r\n\u003cp\u003e  This example code is in the public domain.\u003c\/p\u003e\r\n\u003cp\u003e  http:\/\/www.arduino.cc\/en\/Tutorial\/SerialEvent\r\n*\/\u003c\/p\u003e\r\n\u003cp\u003eString inputString = \"\";         \/\/ a String to hold incoming data\r\nbool stringComplete = false;  \/\/ whether the string is complete\u003c\/p\u003e\r\n\u003cp\u003evoid setup() {\r\n  \/\/ initialize serial:\r\n  Serial.begin(9600);\r\n  \/\/ reserve 200 bytes for the inputString:\r\n  inputString.reserve(200);\r\n}\u003c\/p\u003e\r\n\u003cp\u003evoid loop() {\r\n  \/\/ print the string when a newline arrives:\r\n  if (stringComplete) {\r\n    Serial.println(inputString);\r\n    \/\/ clear the string:\r\n    inputString = \"\";\r\n    stringComplete = false;\r\n  }\r\n}\u003c\/p\u003e\r\n\u003cp\u003e\/*\r\n  SerialEvent occurs whenever a new data comes in the hardware serial RX. This\r\n  routine is run between each time loop() runs, so using delay inside loop can\r\n  delay response. Multiple bytes of data may be available.\r\n*\/\r\nvoid serialEvent() {\r\n  while (Serial.available()) {\r\n    \/\/ get the new byte:\r\n    char inChar = (char)Serial.read();\r\n    \/\/ add it to the inputString:\r\n    inputString += inChar;\r\n    \/\/ if the incoming character is a newline, set a flag so the main loop can\r\n    \/\/ do something about it:\r\n    if (inChar == '\\n') {\r\n      stringComplete = true;\r\n    }\r\n  }\r\n}\u003c\/p\u003e\r\n   ","brand":"China","offers":[{"title":"Default Title","offer_id":43900434841670,"sku":"637718945223219199","price":750.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719056476325909_0original.webp?v=1760160453"},{"product_id":"ir-infrared-obstacle-avoidance-sensor-module-637718945357087808","title":"Ir Infrared Obstacle Avoidance Sensor Module","description":"\u003cp\u003eThe Obstacle Detector sensor module is perfectly adaptable to the environment light, IR Object Avoidance Sensor has a pair of infrared transmitting and receiving tubes; transmitting tube emits infrared in a certain frequency, when detecting direction meets with obstacles(reflecting surface), reflected infrared will be received by the receiving tube; after the comparator circuit processing, the green indicator will light up, at the same time signal output interface to output digital signal(1 low-level signal). Users can adjust the detection distance through the potentiometer knob, effective distance range 2~30cm and working voltage is 3.3V to 5V. The Obstacle Avoidance module LM393 can be widely used in robot obstacle avoidance, obstacle avoidance car, line count, black and white line tracking, and so on many occasions.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures Of IR Object Detector Sensor Module:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eEasy to assemble and use\u003c\/li\u003e\r\n\u003cli\u003eOnboard detection indication\u003c\/li\u003e\r\n\u003cli\u003eThe effective distance range of 2cm to 20cm\u003c\/li\u003e\r\n\u003cli\u003eA preset knob to fine-tune distance range\u003c\/li\u003e\r\n\u003cli\u003eThere is an obstacle, the green indicator light on the circuit board.\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications Of Infrared object avoidance sensor:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eMain Chip: LM393\u003c\/li\u003e\r\n\u003cli\u003eDetection Distance: 2~30cm\u003c\/li\u003e\r\n\u003cli\u003eDetection Angle: 35 °\u003c\/li\u003e\r\n\u003cli\u003eWorking Voltage: 3.3V~5V\u003c\/li\u003e\r\n\u003cli\u003eBoard Size: 31 * 14mm \/ 1.22 * 0.55in\u003c\/li\u003e\r\n\u003cli\u003eBoard Weight(1pc): 3g\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePins Description:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e1. VCC: 3.3V-5V external voltage (can be directly connected to 5v and 3.3v MCU MCU)\u003c\/li\u003e\r\n\u003cli\u003e2. GND: GND External\u003c\/li\u003e\r\n\u003cli\u003e3. OUT: small board digital output interface (0 and 1)\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x IR Infrared Obstacle Avoidance Sensor Module\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eBest Online shopping website for IR Infrared Obstacle Avoidance Object detector Sensor Module in cheap price in Lahore Islamabad Karachi Faislabad Multan Quetta Sukkur Rawalpindi Gujranwala and all over Pakistan\u003c\/p\u003e\r\n ","brand":"China","offers":[{"title":"Default Title","offer_id":43900434939974,"sku":"637718945357087808","price":110.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719056653049046_0original.webp?v=1760160463"},{"product_id":"5mm-green-diffused-led-light-emitting-diode-637718945600810780","title":"5mm Green Diffused Led Light Emitting Diode","description":"\u003cp\u003e5mm Green Diffused LED Light Emitting Diode is a semiconductor light source that emits light when current flows through it. Green Diffused LED Light electrons in the semiconductor recombine with electron holes, releasing energy in the form of photons. The colour of the light (corresponding to the energy of the photons) is determined by the energy required for electrons to cross the bandgap of the semiconductor.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures of 5mm Green Diffused LED Light Emitting Diode:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eIdeal for colour displays, indicators, diagnostic or analytical equipment and etc.\u003c\/li\u003e\r\n\u003cli\u003eProduct usually is used to solder on the PCB board as an indicator light.\u003c\/li\u003e\r\n\u003cli\u003eEasy to install and easy to use.\u003c\/li\u003e\r\n\u003cli\u003eLow power consumption but high light intensity, nice reliability, long mechanical life.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of 5mm Green Diffused LED Light Emitting Diode:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eDimensions: 5mm Round LED\u003c\/li\u003e\r\n\u003cli\u003eSize (Diameter) : 5mm\u003c\/li\u003e\r\n\u003cli\u003eColour: GreenLight Colour\u003c\/li\u003e\r\n\u003cli\u003e(ElectroStatic-Discharge) ESD=3000V\u003c\/li\u003e\r\n\u003cli\u003e(Operation Temperature Range) Topr= -25C ~ 80C\u003c\/li\u003e\r\n\u003cli\u003e(Storage Temperature Rage) Tstg= -40C ~ 100C\u003c\/li\u003e\r\n\u003cli\u003e(Soldering Temperature) Tsol= 260C (5sec)\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x 5mm Green Diffused LED Light Emitting Diode\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900435038278,"sku":"637718945600810780","price":2.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719057069385563_0original.webp?v=1760160478"},{"product_id":"arduino-4-channel-relay-module-board-637718945787270681","title":"Arduino 4 Channel Relay Module Board","description":"\u003cp\u003eThis is a 5V 4-channel relay interface board, and each channel needs a 15-20mA driver current. This 4-way relay module can be used to control various appliances and equipment with large current. This four-channel relay module is equipped with high-current relays that work under AC250V 10A or DC30V 10A. 5 volts relay driver module has a standard interface that can be controlled directly by the microcontroller. This relay module board allows a wide range of microcontrollers such as Arduino, AVR, PIC, ARM with digital outputs to control larger loads and devices like AC or DC Motors, electromagnets, solenoids, and incandescent light bulbs.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures Of Arduino 5V 4 Channel Relay Module:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eArduino UnofLeonardo\/Seeeduino compatible, other board or microcontroller via jumper cables.\u003c\/li\u003e\r\n\u003cli\u003eInterface via digital 1\/0 pins 4, 5, 6 and 7.\u003c\/li\u003e\r\n\u003cli\u003eRelay screw terminals.\u003c\/li\u003e\r\n\u003cli\u003eStandardized shield shape and design.\u003c\/li\u003e\r\n\u003cli\u003eLED working status indicators for each relay.\u003c\/li\u003e\r\n\u003cli\u003eHigh quality relays COM, NO (Normally Open), and NC (Normally Closed) relay pins for each relay.\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications Of 4 Channel DC 5V Relay Module Board For Arduino Raspberry Pi:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eOutput controllable: Digital\u003c\/li\u003e\r\n\u003cli\u003eCompatible: With any 5V microcontroller such as Arduino.\u003c\/li\u003e\r\n\u003cli\u003eRated through-current: 10A (NO) 5A (NC)\u003c\/li\u003e\r\n\u003cli\u003eControl signal: TTL level\u003c\/li\u003e\r\n\u003cli\u003eMax. switching voltage: 250VAC\/30VDC\u003c\/li\u003e\r\n\u003cli\u003eMax. switching current: 10A\u003c\/li\u003e\r\n\u003cli\u003eSize: 76mm x 56mm x 17mm\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x 4-Channel 5V Relay Module\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eBest Online Shopping website for Arduino 4 Channel 5V Relay Module Board Expansion Board 4 WAY Output Relay 4 Channel Relay Module Circuit in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900435136582,"sku":"637718945787270681","price":375.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719057319494018_0original.webp?v=1760160491"},{"product_id":"piezo-active-buzzer-3v-to-12v-637718945974556600","title":"Active Piezo Buzzer 3v To 12V Active Buzzer for Arduino","description":"\u003cp\u003eThis 3V To 12V Piezo Active Buzzer works great for breadboarding projects since it fits right into a breadboard or paperboard. 3V To 12V Piezo Active Buzzer is a small 12mm round speaker that operates around the audible 2kHz range. You can use these speakers to create simple music or user interfaces. This is not a true piezoelectric speaker but behaves similarly. Instead of a piezoelectric crystal that vibrates with an electric current, this tiny speaker uses an electromagnet to drive a thin metal sheet. That means you need to use some form of alternating current to get sound. The good news is that this speaker is tuned to respond best with a square wave (e.g. from a microcontroller).\u003c\/p\u003e\r\n\u003cp\u003eWe have also 3 pins Passive Buzzer, Piezo Passive Buzzer, Piezo Buzzer Alarm Speaker, etc.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures of 3V To 12V Piezo Active Buzzer:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003ePiezo sounders contain a piezoelectric vibration plate (also known as a piezo element) within a molded case.\u003c\/li\u003e\r\n\u003cli\u003eSound is emitted when a voltage is applied and the piezo element inside the case vibrates.\u003c\/li\u003e\r\n\u003cli\u003ePiezo buzzers generally use less current.\u003c\/li\u003e\r\n\u003cli\u003eHave a higher sound output and a wider operating voltage.\u003c\/li\u003e\r\n\u003cli\u003eBuzzers and Sounders can also be split into Audio Indicators and Audio Transducers.\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of 3V To 12V Piezo Active Buzzer:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eVoltage: 3v~12v\u003c\/li\u003e\r\n\u003cli\u003eSize: 12MM\u003c\/li\u003e\r\n\u003cli\u003eMaterial: COPPER PLATES\u003c\/li\u003e\r\n\u003cli\u003eColour: BLACK\u003c\/li\u003e\r\n\u003cli\u003eBody Material: PLASTIC\u003c\/li\u003e\r\n\u003cli\u003eDiameter: 10MM\u003c\/li\u003e\r\n\u003cli\u003eResonant Frequency (kHz): 4.0±0.5\u003c\/li\u003e\r\n\u003cli\u003eShape: ROUND\u003c\/li\u003e\r\n\u003cli\u003eSound Output: 80dB\u003c\/li\u003e\r\n\u003cli\u003eStorage Temperature (℃): -30~+85\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x 3V To 12V Piezo Active Buzzer\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eBest Online Shopping website for 3V To 12V Piezo Active Buzzer at a cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad, and all over Pakistan.\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900435234886,"sku":"637718945974556600","price":30.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719057641502315_0original.webp?v=1760160503"},{"product_id":"20cm-pin-to-pin-jumper-wire-dupont-line-40-pin-arduino-male-to-male-jumper-wire-637718946670256897","title":"20cm Pin To Pin Jumper Wire Dupont Line 40 Pin Arduino Male To Male Jumper Wire","description":"\u003cp\u003e20Cm Pin To Pin Jumper Wire Dupont Line 40 Pin Arduino Male To Male Jumper Wire also named as Male To Male Jumper jumper wire is very useful while prototyping electronics circuit. A jump wire (also known as jumper, jumper wire, jumper cable, DuPont wire, or DuPont cable – named for one manufacturer of them) is an electrical wire or group of them in a cable with a connector or pin at each end (or sometimes without them – simply “tinned”), which is normally used to interconnect the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual jump wires are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment.\u003c\/p\u003e\r\n\r\n\u003cp\u003eHandy for making wire harnesses or jumpering between headers on PCB’s. These premium jumper wires are 8″ (200mm) long and come in a ‘strip’ of 40 (4 pieces of each of ten rainbow colors). They have 0.1″ male header contacts on either end and fit cleanly next to each other on standard-pitch 0.1″ (2.54mm) header. The best part is they come in a 40-pin ribbon cable. You can always pull the ribbon wires off to make individual jumpers, or keep them together to make neatly organized wire harnesses.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003e20cm Male To Male Jumper Wire Features:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eColor: as shown in the pictures.\u003c\/li\u003e\r\n\t\u003cli\u003eMaterial: copper wire.\u003c\/li\u003e\r\n\t\u003cli\u003eEach cable length: about 20cm \/8-inch.\u003c\/li\u003e\r\n\t\u003cli\u003e100% brand new and high quality 20cm Multicolored 40-pin Breadboard Jumper Wires Ribbon Cables.\u003c\/li\u003e\r\n\t\u003cli\u003eThe cables can be separated to form an assembly containing the number of wires you require for your connection and to support non-standard odd-spaced headers.\u003c\/li\u003e\r\n\t\u003cli\u003eEasy and safe to use.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900435365958,"sku":"637718946670256897","price":160.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719058400620718_0original.webp?v=1760160519"},{"product_id":"blue-1602-lcd-16x2-character-lcd-arduino-display-for-arduino-637718947106769821","title":"Blue 1602 Lcd 16x2 Character Lcd Arduino Display For Arduino","description":"\u003cp\u003e1602 16x2 Blue Character LCD Display For Arduino is a basic 16 character by 2 lines Alphanumeric display. This LCD 16x2 Character LCD Display has White text on a blue background. Utilizes the extremely common HD44780 parallel interface chipset. Interface code is freely available. You will need Minimum 6 general I\/O pins to interface to this LCD screen. Includes LED backlight. Works in 4bit and 8 bit Mode.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures of Blue 1602 LCD 16x2 Character LCD Display For Arduino:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e16 Characters x 2 Lines\u003c\/li\u003e\r\n\u003cli\u003eBlue Backlight\u003c\/li\u003e\r\n\u003cli\u003e5x7 Dot Matrix Character + Cursor\u003c\/li\u003e\r\n\u003cli\u003eHD44780 Equivalent LCD Controller\/driver Built-In\u003c\/li\u003e\r\n\u003cli\u003e4-bit or 8-bit MPU Interface\u003c\/li\u003e\r\n\u003cli\u003eStandard Type\u003c\/li\u003e\r\n\u003cli\u003eWorks with almost any Microcontroller\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of Blue 1602 16x2 Blue Character LCD Display For Arduino:\u003c\/h3\u003e\r\nConstruction COB (Chip-on-Board)\r\nDisplay Format 16x2 Characters\r\nDisplay Type STN, Transflective, Positive\r\nController SPLC780D1 or equivalent controller\r\nInterface 8-bit Parallel Interface\r\nLCD Color Black Text on Green Backlight\r\nBacklight LED\r\nViewing Direction 6 O'Clock\r\nDriving Scheme 1\/16 Duty Cycle, 1\/5 Bias\r\nPower Supply Voltage 5.0 V\r\nVLCD Adjustable For Best Contrast 5.0 V (Vop.)\r\nOperating Temperature -20⁰C ~ 70⁰C\r\nStorage Temperature -30⁰C ~ 80⁰C\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1x 1602 16x2 Blue Character LCD Display For Arduino\u003c\/li\u003e\u003c\/ul\u003e\r\n ","brand":"China","offers":[{"title":"Default Title","offer_id":43900435431494,"sku":"637718947106769821","price":300.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719059148737343_0original.webp?v=1760160527"},{"product_id":"variable-resistor-rotary-potentiometer-volume-type-637718947246139741","title":"50k Variable Resistor Potentiometer Volume Type","description":"\u003cp\u003eVolume Type Variable Resistor Rotary Potentiometer is the most significant component. Volume Type Variable Resistor Rotary Potentiometer is found in many electrical devices for controlling the tone, bass as well as volume. This is due to the fact that resistors can be connected together with the other components to form filters for the desired level. They can also be used in computer monitors for colour or positioning as well as dimming or switching lamps. This is achieved through digital to analogue and analogue to digital circuits; one additional advantage is that the knob can be turned instead of typing a value every time you want to change the tint or brightness.\u003c\/p\u003e\r\n\r\n\u003cp\u003eA variable resistor is a resistor in which the electric resistance value is adjustable. A variable resistor is an electromechanical transducer that generally works by sliding a contact (wiper) over a resistive element. A variable resistor is used because a potential divider with 3 terminals is known as a potentiometer. When it has two terminals, it acts as a variable resistor, which is known as a Rheostat. An electronically controlled variable resistor controls electronically instead of using mechanical action. This resistor is called a digital potentiometer.\u003c\/p\u003e\r\n\r\n\u003cp\u003eWe have also Dual Volume Type Variable Resistor, RM065 Variable Resistor etc.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures of Volume Type Variable Resistor Rotary Potentiometer:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eTop adjustment type and knurled shaft for easy operate in the daily use time.\u003c\/li\u003e\r\n\t\u003cli\u003eMain used to control electrical devices such as volume controls on audio equipment.\u003c\/li\u003e\r\n\t\u003cli\u003eKnurled shaft with split design for push-on knob.\u003c\/li\u003e\r\n\t\u003cli\u003ePCB Mounted\u003c\/li\u003e\r\n\t\u003cli\u003eBreadboard Friendly\u003c\/li\u003e\r\n\t\u003cli\u003eSingle and dual section control\u003c\/li\u003e\r\n\t\u003cli\u003eMetal shaft styles\u003c\/li\u003e\r\n\t\u003cli\u003eCarbon element\u003c\/li\u003e\r\n\t\u003cli\u003eCenter and multiple detent options\u003c\/li\u003e\r\n\t\u003cli\u003eWide range of resistance taper\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of Volume Type Variable Resistor Rotary Potentiometer:\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eMaterial: Metal Electronic Parts\u003c\/li\u003e\r\n\t\u003cli\u003e100,000 Cycle Life\u003c\/li\u003e\r\n\t\u003cli\u003eRotational travel: 300 °\u003c\/li\u003e\r\n\t\u003cli\u003eStatic Stop Strength: 90 oz-in\u003c\/li\u003e\r\n\t\u003cli\u003eRotational Torque: 0.5 to 1.25 oz-in\u003c\/li\u003e\r\n\t\u003cli\u003eTolerance: 20%\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\r\n\u003cp\u003e1 x Volume Type Variable Resistor Rotary Potentiometer\u003c\/p\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for Volume Type Variable Resistor Rotary Potentiometer in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900435726406,"sku":"637718947246139741","price":30.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719059364396511_0original.webp?v=1760160540"},{"product_id":"5v-4a-power-supply-for-raspberry-pi-4-model-b-1gb-2gb-4gb-raspberry-pi-4-type-c-cable-637718947423642013","title":"REFURBISHED 5V 3A \/4A\/5A Power Supply For Raspberry Pi 4 Model B 1GB 2GB 4GB Raspberry Pi 4 + Type C Cable","description":"\u003cp\u003eThe official Raspberry Pi USB-C power supply is designed to power the latest Raspberry Pi 4 Model B boards, which were released in June 2019.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e5.1V \/ 4.0A DC output\u003c\/li\u003e\r\n\u003cli\u003e96-264Vac operating input range\u003c\/li\u003e\r\n\u003cli\u003eShort circuit, overcurrent, and over-temperature protection\u003c\/li\u003e\r\n\u003cli\u003eSupports a range of devices that require 5 volt and 5 amps (or less) of power.\u003c\/li\u003e\r\n\u003cli\u003eKeep an extra power adapter on hand for your mission-critical devices\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003cp\u003eThis 5V power supply can provide a power source for any electronic device that has a requirement of 5 volts and up to 3 amps of power.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x  5v 4a power supply adapter for raspberry pi 4 4gb 2gb 1gb\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eNote:\u003c\/h3\u003e\r\n\u003cp\u003eProduct Color \/ Shape Might Vary but will work with Raspberry pi\u003c\/p\u003e\r\n\u003cp\u003eGet 5V 4A Power Supply Adapter from hall road all over Pakistan which is compatible with the latest Raspberry Pi 4. You can get raspberry pi power supply in Lahore, Karachi, Islamabad, Multan, rahimyar khan, and All over Pakistan on the base of Cash On Delivery.\u003c\/p\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900435890246,"sku":"637718947423642013","price":1500.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719059607812531_0original.webp?v=1760160552"},{"product_id":"thermoelectric-cooler-peltier-module-tec1-12706-12vdc-6a-cooling-refrigeration-plate-637718947517266371","title":"Thermoelectric Cooler Peltier Module Tec1-12706 12vdc 6a Cooling Refrigeration Plate","description":"\u003cp\u003eA \u003cstrong\u003ethermoelectric cooling (TEC) module\u003c\/strong\u003e is a semiconductor-based electronic component that functions as a small heat pump. By applying a dc power source to a tec, heat will be transferred from one side of the module to the other. It creates a cold and hot side. Using this TEC \u003cstrong\u003eTEC1-12706\u003c\/strong\u003e \u003cstrong\u003eThermoelectric cooler\u003c\/strong\u003e or\u003cstrong\u003e \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/thermoelectric-cooler-peltier-module-tec1-12710-12vdc-10a-40x40x3-2mm-637719014014522686\" target=\"_blank\"\u003ethermoelectric Peltier\u003c\/a\u003e \u003c\/strong\u003eget ice cold in minutes or heat to boiling by simply reversing the polarity.\u003cstrong\u003eTEC12706 Cooling refrigeration Plate\u003c\/strong\u003e used for numerous applications from CPU coolers to alternate power sources, or even for your own custom car drink warmer\/cooler. Since they consist primarily of semiconductor material sandwiched between ceramic plates and have no moving parts. These devices must be used in conjunction with a \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/aluminium-water-cooling-block-40mm-x-40mm-for-liquid-water-cooler-heat-sink-system-637736322771231358\" target=\"_blank\"\u003eheat sink water block\u003c\/a\u003e to avoid burned one side is cooling (Printed model number)and another side is heating (Printed no word) when working. Please radiating the heating side\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003ePower on the device only with the proper heat-sink setup to avoid any burning\/damage or malfunction of the device, use a fine heat sink (such as in CPU fans) with thermal paste, and power the device. Use a 12v dc power supply to power the tec1-12706. Use one aa battery for 10- 20 seconds to power on the device to find the hot \/cold side\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures Of TEC1-12706 Thermoelectric Cooler Heat Sink Cooling Peltier 12 Volt 50-60 Watt:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eCeramics thermoelectric Cooler semiconductor module TEC1-12706\u003c\/li\u003e\r\n\t\u003cli\u003eSmall module.\u003c\/li\u003e\r\n\t\u003cli\u003eIts work is characterized by side refrigeration and side fever.\u003c\/li\u003e\r\n\t\u003cli\u003eHot and cold on both sides of the temperature difference of 68 degrees\u003c\/li\u003e\r\n\t\u003cli\u003eConnected to the 12-volt power supply cooling piece on both sides there will be the difference in temperature, side cold side of the heat, do not long power cooler radiator, otherwise, it will cause cooler internal overheating and burning.\u003c\/li\u003e\r\n\t\u003cli\u003eQuality tested cooling cells.\u003c\/li\u003e\r\n\t\u003cli\u003eSolid-state, vibration-free, noise-free.\u003c\/li\u003e\r\n\t\u003cli\u003eSimple to install and operate.\u003c\/li\u003e\r\n\t\u003cli\u003eFitted with 6-inch insulated leads\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications Of 40x40mm Thermoelectric Cooler Peltier Refrigeration Plate Module:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eChip model: TEC1-12706\u003c\/li\u003e\r\n\t\u003cli\u003eDimensions: 40x40x3.3mm component logarithm 127\u003c\/li\u003e\r\n\t\u003cli\u003eWire size: lead length 300±5mm RV standard wire single head 5mm tinned\u003c\/li\u003e\r\n\t\u003cli\u003eMaximum temperature difference: Tmax (Qc = 0) 68 °C or more.\u003c\/li\u003e\r\n\t\u003cli\u003eWorking current: Imax=4.4-6A\u003c\/li\u003e\r\n\t\u003cli\u003eRated voltage: DC12V (Vmax: 15.5V)\u003c\/li\u003e\r\n\t\u003cli\u003eCooling power: Qcmax 50-60W\u003c\/li\u003e\r\n\t\u003cli\u003eAssembly pressure: 85N\/cm2\u003c\/li\u003e\r\n\t\u003cli\u003eWorking environment: Temperature range -55 °C ~ 83 °C (excessive ambient temperature will directly affect cooling efficiency)\u003c\/li\u003e\r\n\t\u003cli\u003ePackaging process: four weeks standard 704 silicone rubber seal\u003c\/li\u003e\r\n\t\u003cli\u003ePacking standard: foam box packaging, storage conditions, ambient temperature -10°C ~ 40°C\u003c\/li\u003e\r\n\t\u003cli\u003eStorage conditions: -40~60°C\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Include:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x TEC1-12706 Peltier Module\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online shopping website for Thermoelectric Cooler Peltier Module TEC1 12706 12VDC 6A 40x40mm Cooling Refrigeration Peltier Plate Module in cheap price in Lahore Islamabad Karachi Peshawar Quetta Multan Rawalpindi Faislabad Gujranwala and all over Pakistan\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900435955782,"sku":"637718947517266371","price":480.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719059802644672_0original.webp?v=1760160559"},{"product_id":"timer-relay-adjustable-incubator-timer-delay-timer-637718947798919227","title":"Digital Led Display Programmable Circuit Egg Incubator Timer Relay Module Controller Ws16 In Pakistan","description":"\u003cp\u003eThis is a timer relay suitable for your incubator and other time-related projects. Timer relay is a Digital display Led Home Automation Delay Timer Control Switch Module Timer Controller, \u003c\/p\u003e\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eOperating voltage: 6-30V, support micro USB 5.0V power supply\u003c\/li\u003e, \u003cli\u003eOutput capability: Can control the device within DC 30V 5A or AC 220V 5A.\u003c\/li\u003e  It can be applied to many fields; there is a wide range of applications. Programmable Triggered Timing Circuit board 35238mp.\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures And Specifications Of 35238mp HW-521  Timer Relay:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e Wide voltage power supply (6 ~ 30V), supports micro USB 5.0V power supply, easy to use;\u003c\/li\u003e\r\n\u003cli\u003e The interface is clean, simple, powerful and easy to understand, can meet almost all your needs;\u003c\/li\u003e\r\n\u003cli\u003e With emergency stop function (“STOP” button) and reverse polarity protection which can avoid burning by reverse connection.\u003c\/li\u003e\r\n\u003cli\u003e Adding sleeping mode, when the mode is enabled, if there is no operation within 5 minutes, the display will be turned off automatically, press any button will wake it up;\u003c\/li\u003e\r\n\u003cli\u003e You can set different parameters of OP, CL, LOP, which are independent to each other and are stored separately;\u003c\/li\u003e\r\n\u003cli\u003e All the parameter settings will be stored automatically when power is off.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eOperating mode:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eP1: Trigger signal, the relay is on \"OP\" time, and then disconnect; Within the \"OP\" time, proceed as follows:\u003c\/li\u003e\r\n\u003cli\u003eP1.1: signal is triggered again, invalid\u003c\/li\u003e\r\n\u003cli\u003eP1.2: signal is triggered again, re-clocking\u003c\/li\u003e\r\n\u003cli\u003eP1.3: Signal is triggered again, relay is disconnected, stop the clock;\u003c\/li\u003e\r\n\u003cli\u003eP-2: Trigger signal, after the \"CL\" time is off , the \"OP\" time is on. When the timing is completed, the replay will be disconnected;\u003c\/li\u003e\r\n\u003cli\u003eP3.1: Trigger signal, after the \"OP\" time is on, the \"CL\" time is off, then cycle the above actions. If trigger signal within the loop, the relay will be disconnected and stop the clock. The number of cycles ( \"LOP \") can be set.\u003c\/li\u003e\r\n\u003cli\u003eP3.2: No need to trigger the signal after powering up, the \"OP\" time is on, the \"CL\" time is off, then cycle the above actions; The number of cycles ( \"LOP \") can be set.\u003c\/li\u003e\r\n\u003cli\u003eP-4: Signal holding function. If the signal is triggered, timing is cleared, the relay remains on; when the signal disappears, the relay will be off when the \"OP\" time is over; if another signal is triggered during timing, timing will be cleared.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eProduct parameters:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eOperating voltage: 6-30V, support micro USB 5.0V power supply\u003c\/li\u003e\r\n\u003cli\u003eTrigger signal source: Active-high (3.0V-24V), have optocoupler isolation, can improve the system's anti-jamming capability (customers can also shorting common ground).\u003c\/li\u003e\r\n\u003cli\u003eOutput capability: Can control the device within DC 30V 5A or AC 220V 5A.\u003c\/li\u003e\r\n\u003cli\u003eQuiescent current: 20mA;\u003c\/li\u003e\r\n\u003cli\u003eOperating current: 50mA\u003c\/li\u003e\r\n\u003cli\u003eService life: more than 10 million times\u003c\/li\u003e\r\n\u003cli\u003eWorking temperature: -40°c ~ 85 °c\u003c\/li\u003e\r\n\u003cli\u003eDimension: 62×38×17mm.\u003c\/li\u003e\r\n\u003cli\u003eWith optocoupler isolation, enhanced anti-jamming capability, industrial grade board. The parameter setting will be stored forever when power is off.\u003c\/li\u003e\r\n\u003cli\u003eSpecial Note: The output of the replay is passive contact, without voltage output, just for controlling the on or off of a single circuit.\u003c\/li\u003e\r\n\u003cli\u003eTiming range\u003c\/li\u003e\r\n\u003cli\u003e\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e0.1 seconds (min.) to 999 minutes (max.) continuously adjustable\u003c\/li\u003e\u003c\/ol\u003e\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eHow to choose the time range?\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eAfter setting the parameter values in the mode selection interface, you can choose the timing range by short pressing \"STOP\" button;\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eXXX. decimal point is in the units digit, timing range: 1 second to 999 seconds.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eXX. X decimal point is in the tens digit, timing range: 0.1 seconds to 99.9 seconds\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eX. X. X. decimal all light on, timing range: 1 minute to 999 minutes.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eFor example, if you want to set the \"OP\" time to 3.2 seconds,  you can move the decimal point to the place of tens digit, the digital display 03.2\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eParameter instruction:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e\"OP\" - On- time\u003c\/li\u003e\r\n\u003cli\u003e\"CL\" - Off-time\u003c\/li\u003e\r\n\u003cli\u003e\"LOP\" - The number of cycles (1-999 times, \"---\" represents infinite cycles).\u003c\/li\u003e\r\n\u003cli\u003eThese parameters are independent, but are shared by each mode. For example, in P1.1 mode, the on-time \"OP\" is set 5 seconds. If you switch to P1.2 mode, the \"OP\" time of P1.2 mode will be 5 seconds too.\u003c\/li\u003e\r\n\u003cli\u003eIn the main interface (display 000), short press \"SET\" button, it will display \"OP\" ( \"CL\", \"LOP\") and the corresponding time XXX;\u003c\/li\u003e\r\n\u003cli\u003eIf there is only \"OP\" time in some modes (such as the mode P1.1, P1.2, P1.3), short press the \"SET\" button to display the “OP” and the corresponding time only;\u003c\/li\u003e\r\n\u003cli\u003eThere are \"OP\", \"CL\", \"LOP\" in some modes (such as the mode P3.1, P3.2), short press \"SET\" button will display \"OP\" and the corresponding time, “CL” and the corresponding time, “LOP” and the corresponding number of times;\u003c\/li\u003e\r\n\u003cli\u003eAfter setting the mode, short press \"SET\" button can check all the set parameters of the mode at present in the main interface , easy and convenient!\u003c\/li\u003e\r\n\u003cli\u003eHow to set parameters?\u003c\/li\u003e\r\n\u003cli\u003e1. Determine the operating mode of the relay.\u003c\/li\u003e\r\n\u003cli\u003e2. The current operating mode (P1.1 mode in default) will flash when the module is powered up. Then enter into main interface. In the main interface, long press \"SET\" button for 2 seconds then release to enter mode selection interface, short press \"UP\" or \"DOWN\" button to select the mode (P1.1 ~ P-4) you need.\u003c\/li\u003e\r\n\u003cli\u003e3. After selecting the operating mode (e.g. P3.2), short press the \"SET\" button to select the parameter to be set. The selected parameter will flash ( \"OP\" on-time, \"CL\" off-time, \"LOP\" cycle times ( \"---\" represents infinite cycles)), then you can adjust the values by \"UP\", \"DOWN\" button to adjust the parameter value, support long press (rapid increase or decrease) and short press (increase or decrease one unit). After finishing adjusting, short press the \"STOP\" button to select the position of the decimal point , select the timing range (0.1 seconds to 999 minutes). Then short press the \"SET\" button to enter to set the value of next parameters. Setting procedure is the same as above.\u003c\/li\u003e\r\n\u003cli\u003e4. After setting the parameters, long press \"SET\" button for 2 seconds then release, the name of the current mode will flash, and then return to the main interface. Parameters setting is completed.\u003c\/li\u003e\r\n\u003cli\u003eThe main interface: In the status that the relay is not working, the main interface will display \"000\" (no decimal point); in the status that the relay is working, there will be a decimal point.\u003c\/li\u003e\r\n\u003cli\u003eMode selection interface: Long press \"SET\" button to enter into the mode selection interface, after the setting is completed, long press \"SET\" button to exit and return to the main screen.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\"STOP\" button extensions:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eRelays enable mode:\u003c\/li\u003e\r\n\u003cli\u003e\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1. ON: Relay allows conduction in \"OP\" on-time;\u003c\/li\u003e\u003c\/ol\u003e\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003e2. OFF: relay prohibits conduction and is always closed;\u003c\/li\u003e\r\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eIn the main interface, short press the \"STOP\" button to switch between ON and OFF, the current status will flash, and then return to the main interface. (This is emergency stop function, turn off the relay by one button)\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003cli\u003eSleeping mode:\u003c\/li\u003e\r\n\u003cli\u003e\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1. \"C-P\" sleeping mode: If there is no operation in 5 minutes, the digital display will turn off automatically but the program will run as usual;\u003c\/li\u003e\u003c\/ol\u003e\u003c\/li\u003e\r\n\u003cli\u003e\u003cli\u003e2. \"O-d\" normal mode: digital display always opens;\u003c\/li\u003e\r\n\u003cli\u003e\u003cli\u003eLong press the \"STOP\" button for two seconds and then release to switch the mode of \"C-P\" and \"O-d\", in which the current state of flashes and then return to the main interface.\u003c\/li\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e Package Includes:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x Relay Module (Relay Control Switch) Model 35238mp HW-521 \u003c\/li\u003e\u003c\/ol\u003e\r\n\r\n\r\n\r\nDATA SHEET","brand":"China","offers":[{"title":"Default Title","offer_id":43900436054086,"sku":"637718947798919227","price":550.0,"currency_code":"PKR","in_stock":true}]},{"product_id":"arduino-0-96-inch-iic-oled-display-128x64-i2c-ssd1306-lcd-screen-637718948031963853","title":"Arduino 0.96 Inch OLED Display Module 128x64 I2C SSD 1306 LCD Screen White Background","description":"\u003cp\u003eThis 0.96 inch OLED display is based on  popular SSD 1306 display controller. This OLED display module works on both I2C (TWI). The display is small in size and very crisp. This LCD screen board has a resolution of 128 x 64 pixels. It is ideal for projects, where you want, do display graphics, bitmaps and fonts of various sizes. Since this LED 128X64 I2C Arduino is based on popular display controller libraries are available for Raspberry Pi, Arduino, AVR, PIC and ARM microcontrollers.\u003c\/p\u003e\r\n\r\n\u003cp\u003eNOTE: This board\/chip uses I2C 7-bit address 0x3C.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures Of 0.96 inch IIC Serial Yellow Blue OLED Display Module 128X64 I2C SSD1306 12864 LCD Screen Board:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eNeedn’t backlight, the display unit can self-luminous\u003c\/li\u003e\r\n\t\u003cli\u003eThe display is self-illuminating\u003c\/li\u003e\r\n\t\u003cli\u003ePower requirement is low\u003c\/li\u003e\r\n\t\u003cli\u003eThey are offering a large viewing angle\u003c\/li\u003e\r\n\t\u003cli\u003eFully Compatible with Arduino\u003c\/li\u003e\r\n\t\u003cli\u003eThe ultra-low power consumption of around 0.08w at full-screen lit.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications Of 0.96 inch 128X64 OLED Display Module:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eHigh resolution: 128 * 64\u003c\/li\u003e\r\n\t\u003cli\u003eViewing angle: \u0026gt; 160 °\u003c\/li\u003e\r\n\t\u003cli\u003eSupports many control chip: Fully compatible with Arduino, 51 Series, MSP430 Series, STM32 \/ 2, CSR IC, etc.\u003c\/li\u003e\r\n\t\u003cli\u003eUltra-low power consumption: Full screen lit 0.08W\u003c\/li\u003e\r\n\t\u003cli\u003eVoltage: 3V ~ 5V DC\u003c\/li\u003e\r\n\t\u003cli\u003eWorking Temperature: -30 ? ~ 70 ?\u003c\/li\u003e\r\n\t\u003cli\u003eModule Size: 27.0MM * 27.0MM * 4.1MM\u003c\/li\u003e\r\n\t\u003cli\u003eInterface: I2C\/IIC Interface, need 2 IO only.\u003c\/li\u003e\r\n\t\u003cli\u003eDriver IC: SSD1306\u003c\/li\u003e\r\n\t\u003cli\u003eColour: White\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x Arduino 0.96 inch IIC OLED Display 128X64 I2C SSD1306 LCD Screen\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for Arduino 0.96 inch IIC OLED Display 128X64 I2C SSD1306 LCD Screen Board in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900436119622,"sku":"637718948031963853","price":490.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719060156412928_0original.webp?v=1760160578"},{"product_id":"esp01-esp-01-esp8266-wifi-module-637718948349813572","title":"Esp01 Esp 01 Esp8266 Wifi Module","description":"\u003cp\u003eThe ESP 01 or ESP8266 WiFi Module is a self-contained SOC. ESP8266 serial module has integrated TCP\/IP protocol stack that can give any microcontroller access to your WiFi network. The esp8266 wifi module Arduino is capable of either hosting an application or offloading all Wi-Fi networking functions from another application processor. Each ESP8266 module comes pre-programmed with an AT command set firmware, meaning, you can simply hook this up to your Arduino device and get about as much WiFi-ability as a WiFi Shield offers (and that’s just out of the box)! The esp 01 connect to wifi module is an extremely cost-effective board with a huge, and ever-growing, community.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures \u0026amp; Specifications Of ESP8266 WiFi ESP-01 Serial Module:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e802.11 b\/g\/n\u003c\/li\u003e\r\n\u003cli\u003eWi-Fi Direct (P2P), soft-AP\u003c\/li\u003e\r\n\u003cli\u003eIntegrated TCP\/IP protocol stack\u003c\/li\u003e\r\n\u003cli\u003eIntegrated TR switch, balun, LNA, power amplifier and matching network\u003c\/li\u003e\r\n\u003cli\u003eIntegrated PLLs, regulators, DCXO and power management units\u003c\/li\u003e\r\n\u003cli\u003e+19.5dBm output power in 802.11b mode\u003c\/li\u003e\r\n\u003cli\u003ePower down leakage current of \u0026lt;10uA\u003c\/li\u003e\r\n\u003cli\u003e1MB Flash Memory\u003c\/li\u003e\r\n\u003cli\u003eIntegrated low power 32-bit CPU could be used as an application processor\u003c\/li\u003e\r\n\u003cli\u003eSDIO 1.1 \/ 2.0, SPI, UART\u003c\/li\u003e\r\n\u003cli\u003eSTBC, 1×1 MIMO, 2×1 MIMO\u003c\/li\u003e\r\n\u003cli\u003eA-MPDU \u0026amp; A-MSDU aggregation \u0026amp; 0.4ms guard interval\u003c\/li\u003e\r\n\u003cli\u003eWake up and transmit packets in \u0026lt; 2ms\u003c\/li\u003e\r\n\u003cli\u003eStandby power consumption of \u0026lt; 1.0mW (DTIM3)\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x ESP 01 ESP8266 WiFi Module\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eBest Online Shopping website for ESP01 ESP8266 WiFi Module Best Arduino ESP Wifi Module ESP 01 Connect to Wifi in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n ","brand":"China","offers":[{"title":"Default Title","offer_id":43900436217926,"sku":"637718948349813572","price":290.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719060560970251_0original.webp?v=1760160592"},{"product_id":"improved-arduino-uno-r3-board-kit-with-usb-cable-637718948552335457","title":"Arduino Uno R3 SMD Board Kit Without USB Cable","description":"\u003cp\u003eThis is improved Arduino Uno R3 is one of the latest version of Arduino Uno with an on-board CH340 USB - serial converter chip. This provides you a cheaper opportunity to get started with Arduino boards. The microcontroller model of this board is the same as the original one (Atmega328). The only difference between microcontrollers is the package. The original one has a DIP package but the clone one has an SMD package microcontroller. It's more powerful as compare to the dip version.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications Of Arduino Uno:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eATmega328-AU microcontroller with UNO Bootloader Installed.\u003c\/li\u003e\r\n\u003cli\u003eUSB Programming Facilitated by the CH340G.\u003c\/li\u003e\r\n\u003cli\u003eUSB-B Connector and cable included.\u003c\/li\u003e\r\n\u003cli\u003eInput voltage - 7-15V.\u003c\/li\u003e\r\n\u003cli\u003e0-5V outputs with 3.3V compatible inputs.\u003c\/li\u003e\r\n\u003cli\u003e14 Digital I\/O Pins (6 PWM outputs).\u003c\/li\u003e\r\n\u003cli\u003e6 Analog Inputs.\u003c\/li\u003e\r\n\u003cli\u003eISP Header.\u003c\/li\u003e\r\n\u003cli\u003e32k Flash Memor.y\u003c\/li\u003e\r\n\u003cli\u003e16MHz Clock Speed.\u003c\/li\u003e\r\n\u003cli\u003eAll SMD Construction.\u003c\/li\u003e\r\n\u003cli\u003eR3 Shield Compatible\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eMain Changes from the older version:\u003c\/li\u003e\r\n\u003cli\u003eAdd two rows of the holes for the pins. So it can be connected with a normal Dubond line.\u003c\/li\u003e\r\n\u003cli\u003eAdd 3 rows of the holes for wiring.\u003c\/li\u003e\r\n\u003cli\u003eChange the in-line package of ATMEGA328P to flat package.\u003c\/li\u003e\r\n\u003cli\u003eCH340G Replace ATmega16U2\u003c\/li\u003e\r\n\u003cli\u003ePlug the UNO development board, the driver will be automatically installed.\u003c\/li\u003e\r\n\u003cli\u003eselect the board UNO inside the die.\u003c\/li\u003e\r\n\u003cli\u003eSelect the COM port, this can be in my computer queries, just inside your UNO port development board\u003c\/li\u003e\r\n\u003cli\u003eYou'd better choose Arduino own routine procedures, burn into the board\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x Arduino Uno R3 Board\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003ehallroad.org is Best Online Shopping website for electronics, Here you get Arduino Uno R3 Board KIT at a reasonable price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Multan and All over Pakistan.\r\n \u003c\/p\u003e      ","brand":"China","offers":[{"title":"Default Title","offer_id":43900436316230,"sku":"637718948552335457","price":850.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719060810608136_0original.webp?v=1760160604"},{"product_id":"dht11-temperature-and-humidity-sensor-module-637718949120608558","title":"Dht11 Temperature And Humidity Sensor Module Ky-015","description":"\u003cp\u003eDHT11 or DHT 11 or DHT-11 temperature and humidity sensor is a digital temperature and humidity sensor. This DHT11 Digital Relative Humidity \u0026amp; Temperature Sensor Module is pre-calibrated with resistive sense technology coupled with NTC thermistor, for the precise reading of the relative Humidity and surrounding temperature DHT 11 break-out board is a very popular, low-cost sensor from Aosong, the breakout provides easy installation of the DHT11 sensor module.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe board is also equipped with high- performance 8-Bit microcontroller which is connected to the DHT11 sensor module. The output of the DHT11 is in the form of a digital signal on a single data pin. The sensing update frequency is to be measured at every 2sec (0.5Hz).\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe complete arrangement makes the device an ideal sensing setup to be hooked up directly to any kind of microcontroller boards like Arduino’s. The board is extra featured with onboard LED, a bypass capacitor between Vcc and Gnd and a pull-up resistor across the data line and Vcc.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe DHT-11 Digital Temperature And Humidity Sensor is a basic, ultra low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air and spits out a digital signal on the data pin (no analogue input pins needed).\u003c\/p\u003e\r\n\r\n\u003cp\u003eIts fairly simple to use, but requires careful timing to grab data. The only real downside of this sensor is you can only get new data from it once every 2 seconds, so in your code please use sensor reading interval at 2 seconds or more. Compared to the DHT22, this sensor is less precise, less accurate and works in a smaller range of temperature\/humidity.\u003c\/p\u003e\r\n\r\n\u003cp\u003eBut despite its disadvantages over DHT22, it is a smaller and less expensive sensor for temperature and humidity measurement.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eApplications:\u003c\/h3\u003e\r\n\r\n\u003cp\u003eHVAC, Testing and inspection equipment, Automotive, Datalogger, Consumer goods, Automatic control, Weather station, Home appliances, Humidity regulator, Medical, Dehumidifier, etc.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures of DHT11 Temperature and Humidity Sensor:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eLow power consumption.\u003c\/li\u003e\r\n\t\u003cli\u003eDHT11 sensor adopts\u003c\/li\u003e\r\n\t\u003cli\u003eThe module can detect the surrounding environment of the humidity and temperature\u003c\/li\u003e\r\n\t\u003cli\u003eHigh reliability and excellent long-term stability\u003c\/li\u003e\r\n\t\u003cli\u003eThe output from the digital output\u003c\/li\u003e\r\n\t\u003cli\u003eHas a fixed bolt hole and easy installation\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications Of DHT11 Sensor:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eHumidity Measuring Range(%): 20 to 90\u003c\/li\u003e\r\n\t\u003cli\u003eTemperature Measuring Range(°C): 0 to +50\u003c\/li\u003e\r\n\t\u003cli\u003eHumidity Measurement Accuracy(%): ±5.0\u003c\/li\u003e\r\n\t\u003cli\u003eTemperature Measurement Accuracy(°C): ±2.0\u003c\/li\u003e\r\n\t\u003cli\u003eResponse Time(s): \u0026lt;5\u003c\/li\u003e\r\n\t\u003cli\u003eSupply Voltage (V): 5\u003c\/li\u003e\r\n\t\u003cli\u003eBreadboard Size(mm): 19×17 (LxW)\u003c\/li\u003e\r\n\t\u003cli\u003eWeight (gm): 0.6\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eProduct Tutorial:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cp\u003ehttps:\/\/howtomechatronics.com\/tutorials\/arduino\/dht11-dht22-sensors-temperature-and-humidity-tutorial-using-arduino\/\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\r\n\t\u003cp\u003e1 X DHT11 Digital Relative Humidity \u0026amp; Temperature Sensor Module.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBuy DTH11 temperature and humidity Arduino sensor at Pakistan's Best Online Shopping Store. Wide range of DTH11 temperature and humidity Arduino sensor. We deliver in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Quetta, Multan and all over Pakistan\u003c\/p\u003e\r\n","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900436447302,"sku":"637718949120608558","price":250.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719061339378446_0original.webp?v=1760160620"},{"product_id":"hx-3s-1-lithium-battery-3s-12v-10a-charge-protection-board-bms-pcm-for-18650-li-ion-cells-charging-637718949322345194","title":"Hx-3s-1 Lithium Battery 3s 12v 10a Charge Protection Board Bms Pcm For 18650 Li-ion Cells Charging","description":"\u003cp\u003e\u003cstrong\u003eBattery Charger Protection Board\u003c\/strong\u003e is a 3S 10A board.\u003cstrong\u003e \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/4s-40a-li-ion-battery-protection-board-board-in-pakistan-637724992934044459\" target=\"_blank\"\u003eLithium Batteries BMS\u003c\/a\u003e \u003c\/strong\u003ewith 10.8V rated voltage for polymer battery, 11.1V 18650, or 3.7V lithium battery rated voltage and  12.6V lithium battery can be charged. And discharge 10A (referring to the maximum discharge current limit) Lithium battery protection board it also comes with \u003cstrong\u003eover-charge, over-discharge, over-current, short circuit protection\u003c\/strong\u003e. A battery pack built together with a battery management system with an external communication data bus is a smart battery pack. A smart battery pack must be charged by a \u003cstrong\u003esmart battery charger.\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures of PCB Battery Protection Module 3 Series 18650 Li-ion Lithium Battery:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eModel no HX-3S-1\u003cbr\u003e\r\n\t100% Brand new and good quality.\u003c\/li\u003e\r\n\t\u003cli\u003eThree series of lithium battery protection board.\u003c\/li\u003e\r\n\t\u003cli\u003eShort-circuit protection: protection.\u003c\/li\u003e\r\n\t\u003cli\u003eSelf-recovery delay.\u003c\/li\u003e\r\n\t\u003cli\u003eComponents for the Seiko S-8254AA protection chip and genuine FDS 4435A.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications of 3S 10A 18650 Li-ion Lithium BMS PCM Battery Charger Protection Board:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eModel: \u003c\/strong\u003eHX-3S-01\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 50 * 16 * 1.0mm\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eCurrent at rest: \u003c\/strong\u003eless than 6uA\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eUseful life: \u003c\/strong\u003emore than 30,000 hours\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eShort circuit protection: \u003c\/strong\u003eprotection, self-recovery delay.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eInput voltage: \u003c\/strong\u003e12.6V\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOver-charge voltage range\u003c\/strong\u003e: 4.25-4.35v ± 0.05v\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOver-discharge voltage range:\u003c\/strong\u003e 2.3-3.0v ± 0.05v\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eMaximum operating current:\u003c\/strong\u003e 5-8A\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOverload voltage range: \u003c\/strong\u003e4.25-4.35 v 0.05 v\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOverpressure voltage range: \u003c\/strong\u003e2.3-3.0 v 0.05 v\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eMaximum instantaneous current:\u003c\/strong\u003e 9-10A\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e -40 -- +50 ℃\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eStorage conditions:\u003c\/strong\u003e -40 -- +80 ℃\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eQuiescent current:\u003c\/strong\u003e less than 6uA\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eInternal resistance:\u003c\/strong\u003e less than 60mΩ\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eThe battery will heat when using it, it means the battery does not apply, please don't keep using because the battery will be damaged soon.\u003c\/li\u003e\r\n\t\u003cli\u003eThe protection board can not be used for lithium iron phosphate battery, hernia lamp, hand drill battery pack, electric fish machine battery pack, electric bicycle battery pack, children's car battery, 775 (4A)motor, 1W fish eye LED light!\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePrecautions:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003ePlease strictly follow the wiring 0V (B -), 3.7V (B1), 7.4V (B2), 11.1V (B +), do not deliberately short circuit.\u003c\/li\u003e\r\n\t\u003cli\u003ePlease charge after connecting the line, then it will have output.\u003c\/li\u003e\r\n\t\u003cli\u003eWhen connecting three groups of batteries, please ensure that the voltage of each group of batteries, if not the same, please fill each battery separately and then use it in series. The discharge test, the voltage drops quickly.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x 3S 10A 18650 Li-ion Lithium BMS PCM Battery Charger Protection Board\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for Lithium Battery 3S 12V 10A Charge \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/tp4056-lithium-battery-charging-board-1a-type-c-637736324694171344\" target=\"_blank\"\u003eProtection Board BMS\u003c\/a\u003e PCM for 18650 Li-ion Cells Charging at cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900436873286,"sku":"637718949322345194","price":210.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719061693528117_0original.webp?v=1760160633"},{"product_id":"30cm-hole-to-hole-dupont-line-40-pin-jumper-wire-12-inch-637718949539673553","title":"30cm Hole To Hole Dupont Line 40 Pin Jumper Wire 12 Inch","description":"\u003cp\u003eThis is Female to Female Dupont Line 40 Pin 30cm. It is very Flexible and easily detachable to no. of wires to your requirement. It has 1Pin female to the 1pin female header with both ends. It is compatible with 2.54 mm mil spacing pin headers. The Female to Female Dupont Line 40 Pin 30cm is an electrical wire or group of them in a cable with a connector or pins at each end, which is normally used to interconnect the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual Dupont Cables are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment. Mostly it can be used for Orange Pi, Banana Pi, Raspberry Pi, Arduino and other mini pc and development board. It is very useful in PCB project, pc motherboard, as well as Breadboard connections. Additionally, it allows you plug and unplug easily for prototyping and can be used over and over again.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x Female to Female Dupont Line 40 Pin 30cm\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecification and Features :\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e40P color DuPont line\u003c\/li\u003e\r\n\u003cli\u003eLength: 300mm\u003c\/li\u003e\r\n\u003cli\u003eWeight: 35 gm.\u003c\/li\u003e\r\n\u003cli\u003e1p-1p pin header, Female to Female\u003c\/li\u003e\r\n\u003cli\u003eA row of 40 root\u003c\/li\u003e\r\n\u003cli\u003eCompatible with 2.54mm spacing pin headers\u003c\/li\u003e\r\n\u003cli\u003e40pcs chromatic female to female color jump wire\u003c\/li\u003e\r\n\u003cli\u003eHigh quality and in good working condition\u003c\/li\u003e\r\n\u003cli\u003eDurable and reusable\u003c\/li\u003e\r\n\u003cli\u003eEasy to install and use\u003c\/li\u003e\r\n\u003cli\u003eA popular choice for construction or repair\u003c\/li\u003e\r\n\u003cli\u003eBe used for electronic project and Genuine Arduino product\u003c\/li\u003e\r\n\u003cli\u003eFlexible Breadboard Jumper Cable Wire allows you plug and unplug easily for prototyping.\u003c\/li\u003e\r\n\u003cli\u003eBreadboard connections which allow you plug and unplug easily for prototyping and can be used over and over again.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eAttachments and Links :\u003c\/h3\u003e\r\n\u003cp\u003eGeneral Review and Tricks of various Dupont cables\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900436971590,"sku":"637718949539673553","price":170.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719062049582256_0original.webp?v=1760160649"},{"product_id":"1-4-watt-quarter-watt-0-25w-5-resistor-in-pakistan-637718949625604046","title":"1000 Pcs Of 1\/4 Watt, Quarter Watt ,0.25w 5% Resistor In Pakistan","description":"\u003cp\u003eThis is a packet of 1000pcs 0.25w resistor or 1\/4w resistors or quarter watt resistors. The resistor is a very commonly used component in approximately every electronics circuit. Might be you need a resistor for LEDs, for opamp, for analog or digital circuit.\u003c\/p\u003e\r\n\u003cp\u003ePlease select a value as shown image in the blue marked area.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003eA packet of resistor which contains 1000pcs of 1\/4w Resistor.\u003c\/li\u003e\u003c\/ul\u003e\r\n\r\n     ","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900437037126,"sku":"637718949625604046","price":500.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719062161889431_0original.webp?v=1760160656"},{"product_id":"30cm-pin-to-pin-dupont-40-pin-arduino-jumper-wire-637718949835670190","title":"30cm Male To Male Jumper Wire Dupont 40 Wires Pin To Pin Jumper Wire","description":"\u003cp\u003eThis is Male to Male Dupont Line 40 Pin 30cm. It is very Flexible and easily detachable to no. of wires to your requirement. It has 1Pin male to the 1pin male header with both ends. It is compatible with 2.54 mm mil spacing pin headers.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe Male to Male Dupont Line 40 Pin 30cm is an electrical wire or group of them in a cable with a connector or pins at each end, which is normally used to interconnect the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering.\u003c\/p\u003e\r\n\r\n\u003cp\u003eIndividual Dupont Cables are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMostly it can be used for Orange Pi, Banana Pi, Raspberry Pi, Arduino and other mini pc and development board. It is very useful in PCB project, pc motherboard, as well as Breadboard connections. Additionally, it allows you plug and unplug easily for prototyping and can be used over and over again.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecification and Features :\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e40P color DuPont line\u003c\/li\u003e\r\n\t\u003cli\u003eLength: 300mm\u003c\/li\u003e\r\n\t\u003cli\u003eWeight: 35 gm.\u003c\/li\u003e\r\n\t\u003cli\u003e1p-1p pin header, Male to Male\u003c\/li\u003e\r\n\t\u003cli\u003eA row of 40 root\u003c\/li\u003e\r\n\t\u003cli\u003eCompatible with 2.54mm spacing pin headers\u003c\/li\u003e\r\n\t\u003cli\u003e40pcs chromatic male to male color jump wire\u003c\/li\u003e\r\n\t\u003cli\u003eHigh quality and in good working condition\u003c\/li\u003e\r\n\t\u003cli\u003eDurable and reusable\u003c\/li\u003e\r\n\t\u003cli\u003eEasy to install and use\u003c\/li\u003e\r\n\t\u003cli\u003eA popular choice for construction or repair\u003c\/li\u003e\r\n\t\u003cli\u003eBe used for electronic project and Genuine Arduino product\u003c\/li\u003e\r\n\t\u003cli\u003eFlexible Breadboard Jumper Cable Wire allows you plug and unplug easily for prototyping.\u003c\/li\u003e\r\n\t\u003cli\u003eBreadboard connections which allow you plug and unplug easily for prototyping and can be used over and over again.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage includes:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x Male to Male Dupont Line 40 Pin 30cm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900437168198,"sku":"637718949835670190","price":170.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719062517462748_0original.webp?v=1760160671"},{"product_id":"nodemcu-v2-lua-wifi-iot-development-board-cp2102-esp-12e-esp8266-637718949918241247","title":"NodeMCU V2 Lua Wifi Iot Development Board Esp 12E Esp8266 In Pakistan","description":"\u003cp\u003eThe All-new CP2102 NodeMcu v2 ESP8266 Lua ESP8266 \u003cstrong\u003eWIFI \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/esp01-esp-01-esp8266-wifi-module-637718948349813572\" target=\"_blank\"\u003eIoT\u003c\/a\u003e Development Board\u003c\/strong\u003e is a fast leading edge low-cost WiFi technology. Modern high-level mature LUA based technology. This IoT development board is an integrated unit with all available resources on board. This \u003cstrong\u003ewifi \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/wemos-d1-mini-wifi-development-board-esp8266-in-pakistan-637718957962967447\" target=\"_blank\"\u003eIoT\u003c\/a\u003e board\u003c\/strong\u003e is super simple to complement your existing Arduino projects or any development board that has I\/O pins available.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures of CP2102 NodeMcu v2 ESP8266 IoT Board:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e11 b\/g\/n Wi-Fi Direct (P2P), soft-AP\u003c\/li\u003e\r\n\t\u003cli\u003eIntegrated TCP\/IP protocol stack\u003c\/li\u003e\r\n\t\u003cli\u003eUse CP2102 to replace the CH340G .\u003c\/li\u003e\r\n\t\u003cli\u003eOpen-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled\u003c\/li\u003e\r\n\t\u003cli\u003eArduino-like hardware IO\u003c\/li\u003e\r\n\t\u003cli\u003eIntegrated low power 32-bit CPU\u003c\/li\u003e\r\n\t\u003cli\u003eAdvanced API for hardware IO, which can dramatically reduce the redundant work for configuring and manipulating hardware.\u003c\/li\u003e\r\n\t\u003cli\u003eCode like Arduino, but interactively in Lua script.\u003c\/li\u003e\r\n\t\u003cli\u003eNodejs style network API\u003c\/li\u003e\r\n\t\u003cli\u003eEvent-driven API for network applications,\u003c\/li\u003e\r\n\t\u003cli\u003ewhich facilitates developers writing code running on a 5mm*5mm sized MCU in Nodejs style.\u003c\/li\u003e\r\n\t\u003cli\u003eGreatly speed up your IOT application developing process.\u003c\/li\u003e\r\n\t\u003cli\u003eLowest cost WI-FI\u003c\/li\u003e\r\n\t\u003cli\u003eLess than WI-FI MCU ESP8266 integrated and easy to prototyping development kit.\u003c\/li\u003e\r\n\t\u003cli\u003eWe provide the best platform for IoT application development at the lowest cost.\u003c\/li\u003e\r\n\t\u003cli\u003eIntegrated TR switch, balun, LNA, power amplifier and matching network\u003c\/li\u003e\r\n\t\u003cli\u003eIntegrated PLL, regulators, DCXO and power management units\u003c\/li\u003e\r\n\t\u003cli\u003eOnboard USB to serial chip to easily program and upload codes from the Arduino IDE\u003c\/li\u003e\r\n\t\u003cli\u003eEmbeds logic level converter circuits\u003c\/li\u003e\r\n\t\u003cli\u003eHas onboard 3.3V regulator to ensure enough power to function as your go-to WiFi chip!\u003c\/li\u003e\r\n\t\u003cli\u003eEasy access to the GPIO pins for easy prototyping\u003c\/li\u003e\r\n\t\u003cli\u003eEasy to use breadboard friendly form factor\u003c\/li\u003e\r\n\t\u003cli\u003eVoltage Regulator \/ Converter, excellent DC to DC conversion, super-efficient\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications Of Best NodeMcu v2 Lua ESP8266 WIFI IoT Board:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eProcessor: ESP-12E\u003c\/li\u003e\r\n\t\u003cli\u003eSelf-powered: 3.0 to 3.6 V\u003c\/li\u003e\r\n\t\u003cli\u003eUSB bus-powered: 4.0 to 5.25 V\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eExample Applications:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eUpgrade of RS-232 legacy devices to USB\u003c\/li\u003e\r\n\t\u003cli\u003eCellular phone USB interface cable\u003c\/li\u003e\r\n\t\u003cli\u003ePDA USB interface cable\u003c\/li\u003e\r\n\t\u003cli\u003eUSB to RS-232 serial adapter\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x ESP8266 12E Lua Nodemcu WIFI Dev Board\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online Shopping Website for NodeMcu v2 Lua ESP8266 \u003cstrong\u003e\u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/esp8266-ch340-lolin-nodemcu-v3-wifi-development-board-iot-development-board-in-pakistan-637718943679559588\" target=\"_blank\"\u003eWIFI IoT\u003c\/a\u003e Development Board\u003c\/strong\u003e CP2102 in cheap price in Karachi Lahore Islamabad Rawalpindi Sukkur Peshawar Multan Quetta Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900437233734,"sku":"637718949918241247","price":680.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719062615673083_0original.webp?v=1760160678"},{"product_id":"raspberry-pi-4-4gb-ram-with-official-casing-637718950056242231","title":"Raspberry Pi 4 4gb Ram","description":"\u003cp\u003e\u003cstrong\u003eRaspberry Pi 4 Model B\u003c\/strong\u003e is the latest product in the popular \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/raspberry-pi-4-2gb-ram-with-official-casing-(red-white)-637718986445542837\" target=\"_blank\"\u003eRaspberry Pi\u003c\/a\u003e range of computers. This \u003cstrong\u003eRaspberry Pi module\u003c\/strong\u003e offers ground-breaking increases in processor speed, multimedia performance, memory, and connectivity compared to the prior-generation Raspberry Pi 3 Model B+. The \u003cstrong\u003eRaspberry Pi 4 development board \u003c\/strong\u003eis the latest product in the \u003cstrong\u003eRaspberry Pi\u003c\/strong\u003e range, boasting an updated 64-bit quad-core processor running at 1.5GHz with built-in metal heatsink, USB 3 ports, dual-band 2.4GHz and 5GHz wireless LAN, faster Gigabit Ethernet, and PoE capability via a separate PoE HAT.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eWhat’s New in Raspberry Pi 4 B?\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1GB\/2GB\/4GB Varients\u003c\/li\u003e\r\n\t\u003cli\u003eQuad-Core 64-bit Broadcom 2711, Cortex A72 Processor\u003c\/li\u003e\r\n\t\u003cli\u003eWLAN 802.11 b\/g\/n\/ac (2,4 + 5,0 GHz)\u003c\/li\u003e\r\n\t\u003cli\u003eLAN RJ45 10\/100\/1000 Mbit (Gigabit LAN over USB 3.0)\u003c\/li\u003e\r\n\t\u003cli\u003eOperating Power 5V@3A via USB Type-C port\u003c\/li\u003e\r\n\t\u003cli\u003eDual-Display Micro HDMI Ports which supports H 265 Decode for 4K Video @60p\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures Of Raspberry Pi 4 Model B 4GB RAM:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eWith one of latest Broadcom 2711, Quad-Core Cortex A72 (ARM V8-A) 64-bit SoC Clocked at 1.5GHz processor improved power consumptions and thermals on the Pi 4+Bmeans that the CPU on the BCM2837 SoC can now run at 1.5GHz, a 20% increase on the previous Pi 3 model (which ran at 1.2GHz).\u003c\/li\u003e\r\n\t\u003cli\u003eHardware upgrade on Pi4 developed for faster performance e with all new 1GB\/2GB and 4GB LPDDR4 SDRAM variants.\u003c\/li\u003e\r\n\t\u003cli\u003eVideo performance on Pi 4 B is also upgraded with dual-display support at resolutions up to 4K via a pair of micro-HDMI ports, hardware video decode at up to 4Kp60 which supports H 265 Decode (4Kp60), H.264, and MPEG-4 decode (1080p60).\u003c\/li\u003e\r\n\t\u003cli\u003eA significant change on the Pi 4 B compared to the previous Pi 3 models is the inclusion of a new faster, dual-band wireless chip with 802.11 b\/g\/n\/ac wireless LAN.\u003c\/li\u003e\r\n\t\u003cli\u003eThe dual-band 2.4GHz and 5GHz wireless LAN enable faster networking with less interference and the new PCB antenna technology allows better reception.\u003c\/li\u003e\r\n\t\u003cli\u003eLatest 5.0 Bluetooth allows you to use a wireless keyboard\/trackpad with more range than before without extra dongles, keeping things nice and tidy.\u003c\/li\u003e\r\n\t\u003cli\u003eThe Pi 4 B has significantly faster-wired networking with USB 3.0 technology, thanks to an upgraded USB\/LAN chip, and you should see speeds that are 10x faster than on previous models of the Pi.\u003c\/li\u003e\r\n\t\u003cli\u003eThe GPIO header remains the same, with 40 pins, fully backwards-compatible with previous boards as on the previous three models of Pi. However, it should be noted that the new PoE header pins may contact components on the underside of some HATs, like Rainbow HAT. Some standoffs will prevent any mischief from occurring though.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eSpecifications of Raspberry Pi 4 4GB Quad Core 64 Bit WiFi Bluetooth:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e Broadcom BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e 4GB LPDDR4\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e 2.4 GHz and 5.0 GHz IEEE 802.11b\/g\/n\/ac wireless LAN, Bluetooth 5.0, BLE  Gigabit Ethernet  2 × USB 3.0 ports  2 × USB 2.0 ports.\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eGPIO:\u003c\/strong\u003e Standard 40-pin GPIO header   (fully backwards-compatible with previous boards)\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eVideo \u0026amp; Sound:\u003c\/strong\u003e 2 × micro HDMI ports (up to 4Kp60 supported)  2-lane MIPI DSI display port  2-lane MIPI CSI camera port  4-pole stereo audio and composite video port\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eMultimedia:\u003c\/strong\u003e H.265 (4Kp60 decode);  H.264 (1080p60 decode, 1080p30 encode);  OpenGL ES, 3.0 graphics\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eSD card support:\u003c\/strong\u003e Micro SD card slot for loading operating system and data storage\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eInput power:\u003c\/strong\u003e 5V DC via USB-C connector (minimum 3A1)  5V DC via GPIO header (minimum 3A1)  Power over Ethernet (PoE)–enabled  (requires separate PoE HAT)\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eClock Speed:\u003c\/strong\u003e 1.5 GHz\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eMicro-SD Card Slot:\u003c\/strong\u003e Yes (FAT32 format), support maximum 32G Micro SD Card Memory Features\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range: \u003c\/strong\u003e0ºC to 50ºC\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eDimensions (mm) LxWxH:\u003c\/strong\u003e 85 x 56 x 19\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eWeight (gm):\u003c\/strong\u003e 52g\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eShipment weight:\u003c\/strong\u003e 0.08 kg\u003c\/li\u003e\r\n\t\u003cli\u003e\n\u003cstrong\u003eShipment Dimensions:\u003c\/strong\u003e 12 x 8 x 5 cm\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x Raspberry Pi 4 Model-B with 4 GB RAM\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest Online Shopping website for Raspberry Pi 4 4GB RAM in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e\r\n","brand":"Raspberry pi","offers":[{"title":"Default Title","offer_id":43900437332038,"sku":"637718950056242231","price":25000.0,"currency_code":"PKR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719062849526318_0original.webp?v=1760160688"},{"product_id":"arduino-mega-2560-r3-in-pakistan-637718950453599106","title":"Arduino Mega 2560 R3 In Pakistan","description":"\u003cp\u003eThe Arduino Mega 2560 is a microcontroller board based on the ATmega2560 (\u003cstrong\u003e\u003ca class=\"customlink\" href=\"http:\/\/www.atmel.com\/dyn\/resources\/prod_documents\/doc2549.PDF\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e\u003c\/strong\u003e). It has 54 digital input\/output pins (of which 14 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial ports), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started. The Mega is compatible with most shields designed for the Arduino Uno, Duemilanove or Diecimila.\u003c\/p\u003e\r\n\r\n\u003cp\u003eBest Shopping Store for \u003ca class=\"customlink\" href=\"https:\/\/www.mreeco.com\/product\/arduino-mega-2560-with-cable-in-pakistan-637719011760179003\" target=\"_blank\"\u003e\u003cstrong\u003eArduino Mega 2560 R3\u003c\/strong\u003e\u003c\/a\u003e. Here you get Arduino Mega 2560 R3 at a reasonable price in Karachi, Lahore, Islamabad, Rawalpindi, Peshawar, and all over Pakistan.\u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eFeatures of Arduino Mega R3:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eMicrocontroller: ATmega2560\u003c\/li\u003e\r\n\t\u003cli\u003eOperating Voltage: 5V\u003c\/li\u003e\r\n\t\u003cli\u003eInput Voltage (recommended): 7-12V\u003c\/li\u003e\r\n\t\u003cli\u003eInput Voltage (limits): 6-20V\u003c\/li\u003e\r\n\t\u003cli\u003eDigital I\/O Pins: 54 (of which 15 provide PWM output)\u003c\/li\u003e\r\n\t\u003cli\u003eAnalog Input Pins: 16\u003c\/li\u003e\r\n\t\u003cli\u003eDC Current per I\/O Pin: 40 mA\u003c\/li\u003e\r\n\t\u003cli\u003eDC Current for 3.3V Pin: 50 mA\u003c\/li\u003e\r\n\t\u003cli\u003eFlash Memory: 256 KB of which 8 KB used by bootloader\u003c\/li\u003e\r\n\t\u003cli\u003eSRAM: 8 KB\u003c\/li\u003e\r\n\t\u003cli\u003eEEPROM: 4 KB\u003c\/li\u003e\r\n\t\u003cli\u003eClock Speed: 16 MHz\u003c\/li\u003e\r\n\t\u003cli\u003eUSB Host Chip: MAX3421E\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003eApplications of Arduino Mega 2560 R3:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eMultiple Projects requiring High-speed Operations.\u003c\/li\u003e\r\n\t\u003cli\u003eMultiple DIY projects having larger code size.\u003c\/li\u003e\r\n\t\u003cli\u003eAtmega32 based Robot.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cp\u003e1x  Arduino Mega R3 Microcontroller Board with Cable\u003c\/p\u003e\r\n","brand":"Arduino","offers":[{"title":"Default Title","offer_id":43900437430342,"sku":"637718950453599106","price":3700.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719063273792745_0original.webp?v=1760160703"},{"product_id":"momentary-tactile-dip-push-button-switch-637718950629199119","title":"Momentary Tactile Dip Push Button Switch","description":"\u003cp\u003eSwitches don't require any fancy equations to evaluate. All they do is select between an open circuit and a short circuit. Simple. But how could we live without buttons and switches!? What good is a blinky circuit with no user input? Or a deadly robot with no kill switch? What would our world be without with big red buttons you should?never, ever press.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eWhat is a Switch?\u003c\/h3\u003e\r\n\u003cp\u003eA switch is a component which controls the open-ness or closed-ness of an electric circuit. They allow control over current flow in a circuit (without having to actually get in there and manually cut or splice the wires). Switches are critical components in any circuit which requires user interaction or control.\u003c\/p\u003e\r\n\u003cp\u003eA switch can only exist in one of two states: open or closed. In the?off?state, a switch looks like an open gap in the circuit. This, in effect, looks like an?open circuit, preventing current from flowing.\u003c\/p\u003e\r\n\u003cp\u003eIn the?on?state, a switch acts just like a piece of perfectly-conducting wire. A short. This?closes the circuit, turning the system ?on? and allowing current to flow unimpeded through the rest of the system.\u003c\/p\u003e\r\n\u003cp\u003eA circuit diagram with an LED, resistor, and a switch. When the switch is closed, current flows and the LED can illuminate. Otherwise no current flows, and the LED receives no power.\u003c\/p\u003e\r\n\u003cp\u003eThere are tons and tons of switches out there: toggle, rotary, DIP, push-button, rocker, membrane, ? the list just goes on and on. Each of those switch types has a set of unique characteristics to differentiate it from others. Characteristics like what action flips the switch, or how many circuits the switch can control. Next up, we?ll go over some of the more basic switch characteristics.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eDefining Characteristics\u003c\/h3\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eActuation Method\u003c\/h3\u003e\r\n\u003cp\u003eIn order to change from one state to another, a switch must be?actuated. That is, some sort of physical action must be performed to ?flip? the switch?s state. The actuation-method of a switch is one of its more defining characteristics.\u003c\/p\u003e\r\n\u003cp\u003eSome examples of switch types.?Push button,?rocker,?slide, and?magnetic.\u003c\/p\u003e\r\n\u003cp\u003eSwitch actuation can come from pushing, sliding, rocking, rotating, throwing, pulling, key-turning, heating, magnetizing, kicking, snapping, licking,?any physical interaction which can cause the mechanical linkages inside the switch to come into, or go out of, contact.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eMomentary vs. Maintained\u003c\/h3\u003e\r\n\u003cp\u003eAll switches fall into one of two distinct categories: momentary or maintained.\u003c\/p\u003e\r\n\u003cp\u003eMaintained?switches ? like the light switches on your wall ? stay in one state until actuated into a new one, and then remain in that state until acted upon once again. These switches might also be called?toggle?or?ON\/OFF?switches.\u003c\/p\u003e\r\n\u003cp\u003eMomentary?switches only remain active as long as they?re actuated. If they?re not being actuated, they remain in their ?off? state. You?ve probably got a momentary switch (or 50) right in front of you?keys on a keyboard!\u003c\/p\u003e\r\n\u003cp\u003eSemantic alert! Most of the switches we refer to as ?buttons? fall in the momentary category. Activating a button usually means pressing down on it in some manner, which just?feels?like a momentary control. There are such things as a?maintained button, but for this tutorial when we slip and talk about ?buttons?, think ?momentary push-down switch?.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eMounting Style\u003c\/h3\u003e\r\n\u003cp\u003eAs with most components, the termination style of a switch always comes down to either surface mount (SMD) or through-hole (PTH). Through-hole switches are usually larger in size. Some might be designed to fit in a?breadboard?for easy prototyping.\u003c\/p\u003e\r\n\u003cp\u003eThese?Tactile buttons?are through-hole and fit perfectly in a breadboard. Great for prototyping!\u003c\/p\u003e\r\n\u003cp\u003eSMD switches are smaller than their PTH counterparts. They sit flat, on top of a PCB. SMD switches usually require a gentle touch, they?re not built to sustain as much switching force as a through-hole switch.\u003c\/p\u003e\r\n\u003cp\u003eThe?Arduino Pro?has two SMD switches: a?slide switch?for power control, and a?push-button?for reset control.\u003c\/p\u003e\r\n\u003cp\u003ePanel mount switches ? designed to sit outside an enclosure ? are a popular mounting style as well. It?s hard to flip a switch when it?s hidden inside an enclosure. Panel mount switches come in all sorts of termination styles: PTH, SMD, or heavy-duty solder lugs for soldering to wires.\u003c\/p\u003e\r\n\u003cp\u003eA panel mounted?illuminated toggle switch.\u003c\/p\u003e\r\n\u003cp\u003eOne more important switch characteristic, which really deserves a page of its own, is the internal circuit arrangement of a switch. Are you looking for an SPST? DPST? 4PDT? What-P-what-now?\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePoles and Throws, Open and Closed\u003c\/h3\u003e\r\n\u003cp\u003eA switch must have at least two terminals, one for the current to (potentially) go in, another to (potentially) come out. That only describes the simplest version of a switch though. More often than not, a switch has more than two pins. So how do all of those terminals line up with the internal workings of the switch? This is where knowing how many poles and throws a switch has is essential.\u003c\/p\u003e\r\n\u003cp\u003eThe number of?poles*?on a switch defines how many separate circuits the switch can control. So a switch with one pole, can only influence one single circuit. A four-pole switch can separately control four different circuits.\u003c\/p\u003e\r\n\u003cp\u003eA switch?s?throw-count defines how many positions each of the switch?s poles can be connected to. For example, if a switch has two throws, each circuit (pole) in the switch can be connected to one of two terminals.\u003c\/p\u003e\r\n\u003cp\u003eKnowing how many poles and throws a switch has, it can be more specifically classified. Commonly you?ll see switches defined as ?single-pole, single-throw?, ?single-pole, double-throw?, ?double-pole, double-throw?, which are more often abbreviated down to SPST, SPDT, and DPDT, respectively.\u003c\/p\u003e\r\nSPST\r\n\u003cp\u003eA single-pole, single-throw (SPST) switch is as simple as it gets. It?s got one output and one input. The switch will either be closed or completely disconnected. SPSTs are perfect for on-off switching. They?re also a very common form of?momentary?switches. SPST switches should only require?two terminals.\u003c\/p\u003e\r\n\u003cp\u003eThe circuit symbol for an SPST switch in the off position and a?through-hole, right-angle, maintained, SPST, rocker switch.\u003c\/p\u003e\r\nSPDT\r\n\u003cp\u003eAnother common switch-type is the?SPDT. SPDTs have three terminals: one common pin and two pins which vie for connection to the common. SPDTs are great for selecting between two power sources, swapping inputs, or whatever it is you do with two circuits trying to go one place. Most simple slide switches are of the SPDT variety. SPDT switches should usually have?three terminals. (Sidenote: in a pinch an SPDT can actually be made into an SPST by just leaving one of the switch throws unconnected).\u003c\/p\u003e\r\n\u003cp\u003eAn SPDT switch circuit symbol, and an?SPDT slide switch.\u003c\/p\u003e\r\nDPDT\r\n\u003cp\u003eAdding another pole to the SPDT creates a double-pole, double-throw (DPDT) switch. Basically two SPDT switches, which can control two separate circuits, but are always switched together by a single actuator. DPDTs should have?six terminals.\u003c\/p\u003e\r\n\u003cp\u003eA DPDT circuit symbol, and a 6-terminal?DPDT rocker switch.\u003c\/p\u003e\r\nXPYT\r\n\u003cp\u003eSwitches with more than two poles or throws are not too common, but they?re out there (in all their oddly-shaped, difficult-to-connect-to glory). Once we get past one or two poles\/throws, we just start sticking numbers in the abbreviation. Here?s a 4PDT switch, for example, it can control four separate circuits, 2 positions per circuit:\u003c\/p\u003e\r\n\u003cp\u003eA massive 4PDT circuit symbol, and an physically massive?4PDT toggle switch.\u003c\/p\u003e\r\n\r\n\u003cp\u003e* Just remember: it?s ?poles?, not ?pulls?. Seasoned engineers just?love?picking on poor saps who were only looking for a ?single-pull, double-throw? switch. (Not speaking from experience here or anything? I mean, in my defence, I didn?t read it in a book, just heard it ambiguously pronounced by the professor. Meanies.)\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eNormally Open\/Closed\u003c\/h3\u003e\r\n\u003cp\u003eWhen a momentary switch is not actuated, it?s in a ?normal? state. Depending on how the button is constructed, its normal state can be either an open circuit or a short circuit. When a button is open until actuated, it?s said to be?normally open?(abbreviated?NO). When you actuate an NO switch, you?re closing the circuit, which is why these are also called ?push-to-make? switches.\u003c\/p\u003e\r\n\u003cp\u003eConversely, if a button usually acts like a short circuit unless actuated, it?s called a?normally closed?(NC) switch. NC switches are ?push-to-break?; actuating the switch creates an open circuit.\u003c\/p\u003e\r\n\u003cp\u003eAmong the two types, you?re probably much more likely to encounter a normally open momentary switch.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eMomentary Switches\u003c\/h3\u003e\r\n\u003cp\u003eMomentary switches are switches which only remain in their on state as long as they?re being actuated (pressed, held, magnetized, etc.). Most often momentary switches are best used for intermittent user-input cases; stuff like reset or keypad buttons.\u003c\/p\u003e\r\nExamples of \u003ch3 class=\"font-size-24 mb-3\"\u003eMomentary Switches\u003c\/h3\u003e\r\nPush-button\r\n\u003cp\u003ePush-button switches are the classic momentary switch. Typically these switches have a really nice, tactile, ?clicky? feedback when you press them. They come in all sorts of flavors: big, small, colorful, illuminated (when an LED shines up through the button). They might be terminated as through-hole, surface-mount, or even panel-mount.\u003c\/p\u003e\r\n\u003cp\u003eAn assortment of tactile push-button switches. Starting top-left, clockwise:?blue?and?pink?arcade buttons,?12mm push button,?white capped button,?orange illuminated,?right-angle,?panel-mount, and a?mini push button.\u003c\/p\u003e\r\nButton Matrices\r\n\u003cp\u003eLarge arrays of momentary buttons, like your keyboard or even smaller groupings like a keypad, usually arrange all of their switches into a big matrix. Every button on the pad is assigned a row and column . This requires some extra button-press-processing on the microcontroller end, but free?s up a big chunk of I\/O pins.\u003c\/p\u003e\r\nEtc.\r\n\u003cp\u003eMomentary switches don?t always have to be actuated by a pushdown. It could be push-sideways, like the movement action in a handful of joysticks.\u003c\/p\u003e\r\n\u003cp\u003eAn?arcade joystick?uses four?microswitches?to sense up, down, left and right movements. The tiny little surface-mount?5-way tactile switch?is an SP5T directional switch (up, down, left, right, and press-down).\u003c\/p\u003e\r\n\u003cp\u003eOn the other end of the spectrum,?reed switches?open or close when exposed to the presence of a magnetic field. These are great for making a non-contact switch.\u003c\/p\u003e\r\n\u003cp\u003eA couple of reed switches:?non-insulated?(bottom) and?insulated.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eMaintained Switches\u003c\/h3\u003e\r\n\u003cp\u003eA maintained switch retains its state until it?s actuated into a new one. Just look to the nearest wall for an example of a maintained switch ? the thing controlling your lights! Maintained switches are great for set-it-and-leave it applications like turning power on and off.\u003c\/p\u003e\r\nExamples of \u003ch3 class=\"font-size-24 mb-3\"\u003eMaintained Switches\u003c\/h3\u003e\r\nSlide Switch\r\n\u003cp\u003eNeed a really basic, no-frills ON\/OFF or selector switch. Slide switches might be for you! These switches have a tiny little nub which protrudes from the switch, and it slides across the body into one of two (or more) positions.\u003c\/p\u003e\r\n\u003cp\u003eYou?ll usually find slide switches in SPDT or DPDT configurations. The common terminal is usually in the middle, and the two select positions are on the outside.\u003c\/p\u003e\r\n\u003cp\u003eSome examples of slide switches: a?mini PTH slide switch, an?SMD right-angle switch, and an?SMD DPDT slide switch?mounted on a?LilyPad.\u003c\/p\u003e\r\nToggle Switch\r\n\u003cp\u003eWhen you hear toggle switch, think ?fire ze missiles!?. Toggle switches have a long lever, which moves in a rocking motion. As they move to a new position, toggle switches make a really satisfying ?snap?.\u003c\/p\u003e\r\n\u003cp\u003eMissle-launch covers?are a must when using?toggle switches.\u003c\/p\u003e\r\n\u003cp\u003eToggle switches are commonly?SPST?(two terminals) or SPDT (three terminals), though you can find them in?otherflavors?as well. As usual, you can find them in through-hole, surface-mount, or ? probably most commonly ? as panel-mountable.\u003c\/p\u003e\r\nDIP Switch\r\n\u003cp\u003eDIP switches are through-hole switches designed in the same mold as a through-hole DIP IC. They can be placed in a?breadboard, in the same manner a through-hole IC might, by straddling the center area.\u003c\/p\u003e\r\n\u003cp\u003eAn?8-position DIP switch, handy for configuring 8 somethings.\u003c\/p\u003e\r\n\u003cp\u003eThese switches often come in arrays of eight or more separate SPST switches, with tiny little sliding levers. They were widely used in the olden days of computing, but they?re still useful for configuring a devices via hardware.\u003c\/p\u003e\r\nLatching Buttons\r\n\u003cp\u003ePush-buttons aren?t?all?momentary.?Some push-buttons?will latch into place, maintaining their state until pressed again latching back to where the started. These can be found, for example, in stomp switches on guitar effect pedals.\u003c\/p\u003e\r\nEtc.\r\n\u003cp\u003eWe?ve barely started to cover the huge variety of maintained switches out there. There?s?pull-chain switches, which add a really classy touch to your project.?Key-switches, for when you don?t want just anybody turning on your killer robot.?Rotary switches?? like those on a multimeter ? provide a unique input device, especially when you?ve need a high number of throws.\u003c\/p\u003e\r\n\u003cp\u003eAnd, of course, what mad scientist could live without a big ol??knife-switch?\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSwitch Applications\u003c\/h3\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eOn\/Off Control\u003c\/h3\u003e\r\n\u003cp\u003eAmong the most obvious of switch applications is simple on and off control. The type of control you perform every time you walk into a dark room. An on\/off switch can be implemented by simply sticking an SPST?switch in series?with a power-line. Usually the on\/off switch will be maintained, like a toggle or slide switch, but momentary on\/off switches can have their purpose.\u003c\/p\u003e\r\n\u003cp\u003eOn this?Breadboard Power Supply, an SPDT switch is used to turn the circuit on and off. (A second SPDT switch is used to select the adjustable voltage regulator?s output value by adjusting a?voltage divider.)\u003c\/p\u003e\r\n\u003cp\u003eWhen implementing such a switch, keep in mind that all the current your project consumes is going to run through that switch. Ideally a switch is a perfect conductor, but realistically it?s got a small amount of resistance between the two contacts. Because of that resistance, all switches are rated for a?maximum amount of current?they can withstand. Exceed a switch?s maximum current rating, and you can expect melted plastic and magic smoke.\u003c\/p\u003e\r\n\u003cp\u003eFor example, this?SPDT slide switch?is great for controlling current flow in small projects (like?Simons?or?Metronomes), but don?t try using it to control beefy motor controllers, or strings of 100 LEDs. For that, consider using something like a?4A toggle switch?or a?6A lamp switch.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eUser Input\u003c\/h3\u003e\r\n\u003cp\u003eOf course, user input is one of the more common applications for switches. For example, if you want to connect a switch to a microcontroller input pin, a simple circuit like this is all you?d need:\u003c\/p\u003e\r\n\u003cp\u003eWhen the switch is open, the MCU pin is connected through the resistor to 5V. When the switch is closed, the pin is tied directly to GND. The resistor in that circuit is a?pull-up resistor, required to bias the input high, and prevent a short to ground when the switch is closed.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eResources and Going Further\u003c\/h3\u003e\r\n\u003cp\u003eWell, that about covers the basics of switches. Next up, you could explore some of these other conceptual tutorials:\u003c\/p\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003ePull-up Resistors?- Pull-up resistors complement most momentary button circuits. They ensure that power and ground don?t short, and they make sure I\/O lines don?t float.\u003c\/li\u003e\r\n\u003cli\u003eTransistors?- These can be used (among many other things) as sort-of electronically controlled switches.\u003c\/li\u003e\r\n\u003cli\u003eRelays – Another electronically controlled switch. Great for turning on and off high-power circuits.\u003c\/li\u003e\r\n\u003cli\u003eAccelerometer Basics?- Motion-sensing accelerometers ? like those in most smartphones and new video game controllers ? are fast-replacing these boring switches as human input devices.\u003c\/li\u003e\r\n\u003cli\u003eHow to Power a Project?- What kind of power source will your switch be turning on and off?\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900437561414,"sku":"637718950629199119","price":3.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719064053903684_0original.webp?v=1760160716"},{"product_id":"10k-variable-resistor-potentiometer-volum-type-637718950766344362","title":"10k Variable Resistor Potentiometer Volume Type","description":"\u003ch3 class=\"font-size-24 mb-3\"\u003eVariable Resistor Potentiometer Volum Type:\u003c\/h3\u003e\r\n\r\n\u003cp\u003eA variable resistor is the most significant component found in many electrical devices for controlling the tone, bass as well as volume. This is due to the fact that resistors can be connected together with the other components to form filters for the desired level. They can also be used in computer monitors for color or positioning as well as dimming or switching lamps. This is achieved through digital to analog and analog to digital circuits; one additional advantage is that the knob can be turned instead of typing a value every time you want to change the tint or brightness.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eTypes of variable Resistors\u003c\/h3\u003e\r\n\r\n\u003cp\u003eA variable resistor is a resistor in which the electric resistance value is adjustable. A variable resistor is an electro-mechanical transducer that generally works by sliding a contact (wiper) over a resistive element. A variable resistor is used because a potential divider with 3 terminals is known as a potentiometer. When it has two terminals, it acts as a variable resistor, which is known as a Rheostat. An electronically controlled variable resistor controls electronically instead of using a mechanical action. This resistor is called as a digital potentiometer..\u003c\/p\u003e\r\n\r\n\u003cp\u003eTypes of Variable Resistors\u003c\/p\u003e\r\n\r\n\u003cp\u003ePotentiometer\u003c\/p\u003e\r\n\r\n\u003cp\u003eA potentiometer is an ordinary variable resistor. It functions as a potential divider, which is used to generate a voltage signal depending on the location of the potentiometer. This is the signal that can be used for a very wide variety of applications including an amplifier gain control, measurement of the distance or angles, tuning of the circuits and many more. Whenever variable resistors are used to tune or calibrate a circuit or its application or trimmer potentiometers or trimpots are used, these are generally less rated potentiometers which are mounted on the circuit board, and are adjustable by using a screwdriver.\u003c\/p\u003e\r\n\r\n\u003cp\u003ePotentiometer Resistor\u003c\/p\u003e\r\n\r\n\u003cp\u003eRheostat\u003c\/p\u003e\r\n\r\n\u003cp\u003eRheostats are much related to the potentiometers in terms of construction, but they are not used as a potential divider, instead they are used as variable resistors. They can use only 2 terminals rather than 3 terminals potentiometers. One connection is connected at one end of the resistive element, the other is at the wiper of the variable resistor. In the ancient times, rheostats were used as the power controlling devices, which were connected in series with the load, just like a bulb. At present rheostats are not used as power controller any longer as it is an inefficient method. For the power control, rheostats are replaced in high-efficieny switching electronics. At preset variable resistors are wired as the rheostats, which are used in circuits to perform the tuning or calibration.\u003c\/p\u003e\r\n\r\n\u003cp\u003eRheostat Resistor\u003c\/p\u003e\r\n\r\n\u003cp\u003eDigital Resistor\u003c\/p\u003e\r\n\r\n\u003cp\u003eA digital variable resistor is a type of variable resistor that is used whenever the change of resistance is not performed by the mechanical movement, but by the electronic signals. They can also change resistance in discrete steps and are frequently controlled by the digital protocols such as I2C or by simple up and down signals.\u003c\/p\u003e\r\n\r\n\u003cp\u003eDigital Resistor\u003c\/p\u003e\r\n\r\n\u003cp\u003ePresets\u003c\/p\u003e\r\n\r\n\u003cp\u003ePresets are just like small version of a variable resistor. They can be placed easily on a PCB and can also be adjustable when needed. The value of the resistance is normally adjusted with the help of a screw-driver. They are frequently used in applications that have adjustable frequency tone of the alarm or adjustable sensitivity circuits. These are the cheapest among the devices that are mentioned above. These are also highly specific presets that have multi-turn options. In this type of presets, the resistances are increased or decreased gradually and therefore the screw has to be rotated more number of times.\u003c\/p\u003e\r\n\r\n\u003cp\u003ePresets Resistor\u003c\/p\u003e\r\n\r\n\u003cp\u003eVariable Resistor Connection\u003c\/p\u003e\r\n\r\n\u003cp\u003eA Variable Resistor is used as a rheostat when one end of the resistance is tracked and the wiper terminal is connected to the circuit and the other terminal of the resistance track remains open. In this case, the electrical resistance is connected between the track terminal and wiper terminal which depends upon the position of the wiper (slider) on the resistances track. A variable resistor can also be used as a potentiometer when both ends of the resistance track are connected to the input circuit and one of the said ends of resistance track and wiper terminal is connected to the output circuit.\u003c\/p\u003e\r\n\r\n\u003cp\u003eVariable Resistor Connection\u003c\/p\u003e\r\n\r\n\u003cp\u003eIn this case, all three terminals are in use. Sometimes, in electronics circuit,there may be a requirement of adaptable resistance, but this modification is required only once or very often. This is done by connecting preset resistors in the circuit. Preset resistor is one kind of variable resistor whose electrical resistance value can be adjusted by adjusting an adjustable screw attached to it.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eWorking principle of Variable Resistor\u003c\/h3\u003e\r\n\r\n\u003cp\u003eAs shown in the figure below, a variable resistor consists of a track that provides the resistance path. The two terminals of the machine are connected to both the ends of the track. The third terminal is associated to a wiper that decides the motion of the track. The motion of the wiper throughout the track helps in increasing and decreasing the resistance.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe track is generally made of a mixture of ceramic and metal or can be made of the carbon as well. As the resistive material is required, a carbon film type of variable resistors are generally used. They find applications in the radio receiver circuits, audio amplifier circuits and TV receivers. The rotary track resistor have two applications: one is to modify the resistance and the other the switch method which is is used for the electric contact and non-contact by the on\/off operation of the switch. There is a switch method in which variable resistors with the annular cross-section are used for controlling the equipments. The track made in a straight path is called a slider. As the position of the slider cannot be seen or confirmed according to the modification of resistance, a stopping mechanism is generally integrated to prevent the hazards caused due to over rotation.\u003c\/p\u003e\r\n\r\n\u003cp\u003eUses of Variable Resistors\u003c\/p\u003e\r\n\r\n\u003cp\u003eA Variable Resistor can be used mostly in two different ways. When one end of the resistance track and wiper terminal are connected with the circuit, then current through the resistor limits according to the position of the wiper contact on the resistance track. As the wiper contact slides away from the connected end of the resistance track, the resistive value of the resistor increases and current goes down through the circuit-which means, the variable resistor behaves like a rheostat.\u003c\/p\u003e\r\n\r\n\u003cp\u003eAnother use is as a potentiometer. In this case the two ends of the resistance track are connected with a voltage source. Hence, the voltage drop across the resistance track is equal to the value of the voltage sources. Now the output or load circuit is connected across one end of the resistance track and wiped terminal. Hence, the voltage across the load terminals is the fraction of source voltage and it depends upon the position of the wiper terminals on the resistance track. This is another widely used application of variable resistors. Potentiometers are used to control voltages, whereas rheostats are used to control electric currents.\u003c\/p\u003e\r\n\r\n\u003cp\u003eApplications of Variable Resistors\u003c\/p\u003e\r\n\r\n\u003cp\u003eVariable Resistors can be found in\u003c\/p\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eAudio control\u003c\/li\u003e\r\n\t\u003cli\u003eTelevision\u003c\/li\u003e\r\n\t\u003cli\u003eMotion control\u003c\/li\u003e\r\n\t\u003cli\u003eTransducers\u003c\/li\u003e\r\n\t\u003cli\u003eComputation\u003c\/li\u003e\r\n\t\u003cli\u003eHome Electrical Appliances\u003c\/li\u003e\r\n\t\u003cli\u003eOscillators\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eFuture Electronics has a complete selection of variable resistors of different sizes from several manufacturers when looking for a variable resistor chip, variable resistor potentiometer, 12 volt variable resistor, digital variable resistor, high power variable resistor or trimmer resistor. Simply choose from the variable resistors technical attributes below and your search results will quickly be narrowed in order to match your specific variable resistor s application needs.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThus, this is all about types of variable resistors, its working and applications. We hope that you have got a better understanding about this information. Furthermore, any queries regarding this concept orelectrical and electronics projects, please give your valuable suggestions by commenting in the comment section below. Here is a question for you, what is the function of variable resistor\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900437659718,"sku":"637718950766344362","price":30.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719064160644046_0original.webp?v=1760160726"},{"product_id":"project-board-veroboard-prototyping-board-stripboard-637718950862950436","title":"Project Board | Veroboard | Prototyping Board | Stripboard","description":"\u003cp\u003eVeroboard is a brand of stripboard, a pre-formed circuit board material of copper strips on an insulating bonded paper board. Stripboard is very strong and durable. The perforated board is more suitable for analog circuits and discrete circuits. The copper layer of the Circuit Board is laminated for easy soldering and to prevent corrosion. you can solder most types of non-surface mount ICs, resistors, capacitors, etc onto them. Prototyping Board is ideal for making college electronics projects\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures Of Dotted Veroboard College Project Board:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eStrong And Durable\u003c\/li\u003e\r\n\t\u003cli\u003eEasy Soldering\u003c\/li\u003e\r\n\t\u003cli\u003eSimple strip layout makes it easy to build complex circuits\u003c\/li\u003e\r\n\t\u003cli\u003eTransfer your breadboard layouts on to a permanent base\u003c\/li\u003e\r\n\t\u003cli\u003eYou can cut these pc boards into any shape any size for your needs.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications Of PCB Circuit Board For Electronic Project:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eBreadboard Style Tracks\u003c\/li\u003e\r\n\t\u003cli\u003eType: Single-sided\u003c\/li\u003e\r\n\t\u003cli\u003eSize = 15cm x 7cm\u003c\/li\u003e\r\n\t\u003cli\u003eSurface: Copper PCB\u003c\/li\u003e\r\n\t\u003cli\u003eBoard Thickness: 1.20mm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Include:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1x PCB Veroboard Circuit Board\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eBest online shopping website for dotted DIY Printed Circuit PCB VeroBoard Prototype Board Project Board Strip Board Bread Board at a cheap price in Lahore, Islamabad, Karachi, Faislabad, Multan, Quetta, Sukkur, Peshawar, Rawalpindi, and all over Pakistan\u003c\/p\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900437725254,"sku":"637718950862950436","price":90.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719064244952276_0original.webp?v=1760160733"},{"product_id":"xl6009-dc-to-dc-boost-converter-voltage-booster-637718950940541947","title":"Hw-432 Xl6009 Dc To Dc Boost Converter Voltage Booster","description":"\u003cp\u003eThis XL6009 DC to DC Step-up converter module is a non-isolated step-up (boost) voltage converter featuring adjustable output voltage and high efficiency.  XL6009\u003cem\u003e module uses the second generation of high-frequency switching technology XL6009E1 core chip performance than the first generation technology LM2577. XL6009 boost module at a lower cost, superior performance. \u003c\/em\u003e\u003cstrong\u003eIt equips 4A high-efficiency MOSFET switches, so as to provide a conversion efficiency of up to 94%.\u003c\/strong\u003e \u003c\/p\u003e\r\n\r\n\u003ch2 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePins Of XL6009:\u003c\/strong\u003e\u003c\/h2\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eModule properties: unfenced step-up (BOOST)\u003c\/li\u003e\r\n\t\u003cli\u003eThe input voltage: 3-32 v\u003c\/li\u003e\r\n\t\u003cli\u003eContinuous adjustable output voltage: 5v-35 v\u003c\/li\u003e\r\n\t\u003cli\u003eInput current: 4 a (Max), no-load 18 ma\u003c\/li\u003e\r\n\t\u003cli\u003eModule size: 44.7 (mm) x21.7 (mm)\u003c\/li\u003e\r\n\t\u003cli\u003eInput mode: IN + input level is, the IN – negative input\u003c\/li\u003e\r\n\t\u003cli\u003eOutput mode: OUT + output level is, the OUT – output is negative\u003c\/li\u003e\r\n\t\u003cli\u003eConversion efficiency: \u0026lt; 94% (the lower the pressure difference, the greater the efficiency)\u003c\/li\u003e\r\n\t\u003cli\u003eOutput ripple: 50 mv (the bigger the higher the voltage, current and ripple)\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003cp\u003eHere you get xl6009 boost converter module in reasonable price in karachi, lahore, islamabad, rawalpindi, peshawar, quetta, multan and all over pakistan. Online Shopping website for xl6009 boost converter module.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003e\u003cstrong\u003ePackage Includes :\u003c\/strong\u003e\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x XL6009 DC-DC Step-up converter\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"China","offers":[{"title":"Default Title","offer_id":43900437790790,"sku":"637718950940541947","price":170.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719064380406834_0original.webp?v=1760160741"},{"product_id":"cr2032-3v-coin-cell-battery-637718951076008863","title":"Cr2032 3v Coin Cell Battery","description":"\u003cp\u003eLiCB CR2032 or 2032 cell Lithium Coin batteries contain the substance manganese dioxide, which is chemically very stable. with high energy density and high voltage, a single 2032 Lithium Coin battery can replace two, three or more conventional batteries. If you're looking for CR2032 batteries that are designed to provide reliable and long-lasting power, you're at the right place.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of CR2032 Battery:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eFresh CR2032 Battery\u003c\/li\u003e\r\n\u003cli\u003eHave Full 3 Volts Charge\u003c\/li\u003e\r\n\u003cli\u003e3 Years Shelf Life\u003c\/li\u003e\r\n\u003cli\u003eNo mercury added\u003c\/li\u003e\r\n\u003cli\u003eHigh leak protection\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900437889094,"sku":"637718951076008863","price":35.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719064596164804_0original.webp?v=1760160753"},{"product_id":"arduino-nano-v3-0-in-pakistan-with-usb-cable-in-pakistan-yellow-blue-637718951164692423","title":"Arduino Nano V3 With nano cable In Pakistan","description":"\u003cp\u003eThe Arduino Nano in pakistan  with usb cable is small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3.x) or ATmega168 (Arduino Nano 2.x). It has more or less the same functionality of the Arduino Duemilanove, but in a different package. It lacks only a DC power jack, and works with a Mini-B USB cable instead of a standard one.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeature Of Arduino Nano V3:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eMicrocontroller : Atmel ATmega168 or ATmega328.\u003c\/li\u003e\r\n\u003cli\u003eOperating Voltage (logic level) : l5 V.\u003c\/li\u003e\r\n\u003cli\u003eInput Voltage (recommended) : 7-12 V.\u003c\/li\u003e\r\n\u003cli\u003eInput Voltage (limits) : 6-20 V.\u003c\/li\u003e\r\n\u003cli\u003eDigital I\/O Pins : 14 (of which 6 provide PWM output).\u003c\/li\u003e\r\n\u003cli\u003eAnalog Input Pins : 8.\u003c\/li\u003e\r\n\u003cli\u003eDC Current per I\/O Pin : 40 mA.\u003c\/li\u003e\r\n\u003cli\u003eFlash Memory : 16 KB (ATmega168) or 32 KB (ATmega328) of which 2 KB used by boot loader.\u003c\/li\u003e\r\n\u003cli\u003eSRAM : 1 KB (ATmega168) or 2 KB (ATmega328).\u003c\/li\u003e\r\n\u003cli\u003eEEPROM : 512 bytes (ATmega168) or 1 KB (ATmega328).\u003c\/li\u003e\r\n\u003cli\u003eClock Speed : 16 MHz.\u003c\/li\u003e\r\n\u003cli\u003eDimensions : 0.73\" x 1.70\".\u003c\/li\u003e\r\n\u003cli\u003eLength : 45 mm.\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eBest quality Arduino Nano V3 with usb cable . Here you get Nano V3 with usb cable in reasonable price in karachi, lahore, islamabad, rawalpindi, peshawar and all over pakistan. nano v3 and usb cable.\u003c\/h3\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Include:\u003c\/h3\u003e\r\n\u003cp\u003e1x Arduino Nano With Usb Cable (Yellow\/Blue PCB Color May Very)\u003c\/p\u003e","brand":"Arduino","offers":[{"title":"Default Title","offer_id":43900702523462,"sku":"637718951164692423","price":900.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719064686590180_0original.webp?v=1760164162"},{"product_id":"10cm-pin-to-pin-jumper-wire-dupont-line-40-pin-male-to-male-arduino-jumper-wires-637718951355458102","title":"10cm Pin To Pin Jumper Wire Dupont Line 40 Pin Male To Male Arduino Jumper Wires","description":"\u003cp\u003e10Cm Pin To Pin Jumper Wire Dupont Line 40 Pin Arduino Male To Male Jumper Wire also named as Male To Male Jumper jumper wire is very useful while prototyping electronics circuit. A jump wire (also known as jumper, jumper wire, jumper cable, DuPont wire, or DuPont cable – named for one manufacturer of them) is an electrical wire or group of them in a cable with a connector or pin at each end (or sometimes without them – simply “tinned”), which is normally used to interconnect the components of a breadboard or other prototype or test circuit, internally or with other equipment or components, without soldering. Individual jump wires are fitted by inserting their “end connectors” into the slots provided in a breadboard, the header connector of a circuit board, or a piece of test equipment.\u003c\/p\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures:\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e100% brand new and high quality Multicolored 40-pin Breadboard Jumper Wires Ribbon Cables.\u003c\/li\u003e\r\n\t\u003cli\u003eInclude one 40-pin male to male jumper wires.\u003c\/li\u003e\r\n\t\u003cli\u003eThe male ends meant for insertion into standard 0.1 quot;(2.54mm)\u003c\/li\u003e\r\n\t\u003cli\u003eThe cables can be separated to form an assembly containing the number of wires you require for your connection and to support non-standard odd-spaced headers.\u003c\/li\u003e\r\n\t\u003cli\u003ePortable design, easy and safe to use.\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications:\u003c\/h3\u003e\r\n\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003eMaterial: high-grade copper wire.\u003c\/li\u003e\r\n\t\u003cli\u003eColor: as shown in the pictures\u003c\/li\u003e\r\n\t\u003cli\u003eA row of 40 root\u003c\/li\u003e\r\n\t\u003cli\u003eLength :10cm\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes:\u003c\/h3\u003e\r\n\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\r\n\t\u003cli\u003e1 x 10Cm Pin To Pin Jumper Wire Dupont Line 40 Pin Male To Male Arduino Jumper Wires\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900703998022,"sku":"637718951355458102","price":140.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719065092453811_0original.webp?v=1760164174"},{"product_id":"lm7805-7805-voltage-regulator-5v-voltage-regulator-637718951460394296","title":"Lm7805 7805 Voltage Regulator 5v Voltage Regulator","description":"\u003cp\u003eLM7805-5v Positive Voltage Regulator\u003c\/p\u003e\r\nThe LM7805 monolithic 3-terminal positive voltage regulators employ internal current-limiting, thermal shutdown and safe-area compensation, making them essentially indestructible. If adequate heat sinking is provided, they can deliver over 1.0A output current. They are intended as fixed voltage regulators in a wide range of applications including local (on-card) regulation for elimination of noise and distribution problems associated with single-point regulation. In addition to use as fixed voltage regulators, these devices can be used with external components to obtain adjustable output voltages and currents.\r\nConsiderable effort was expended to make the entire series of regulators easy to use and minimize the number of external components. It is not necessary to bypass the output, although this does improve transient response. Input bypassing is needed only if the regulator is located far from the filter capacitor of the power supply\r\nFeatures\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eVersatile, High-Accuracy, Fixed Voltage Regulators\u003c\/li\u003e\r\n\u003cli\u003eSuitable for Currents up to 1A\u003c\/li\u003e\r\n\u003cli\u003eInternal Thermal Overload Protection\u003c\/li\u003e\r\n\u003cli\u003eInternal Short-Circuit Current Limit\u003c\/li\u003e\r\n\u003cli\u003eOutput Voltage Tolerance ±4%\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003cp\u003eSpecification\u003c\/p\u003e\r\nRoHS Compliant –\r\nCategory : Linear Regulatr\r\nPackage Type : TO-220\r\n ","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900705046598,"sku":"637718951460394296","price":23.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719065231986101_0original.webp?v=1760164184"},{"product_id":"veroboard-dotted-small-stripboard-6-5x14-5cm-637718951533490887","title":"Veroboard Dotted Small Stripboard 6.5x14.5cm","description":"\u003cp\u003e6.5x14.5cm Dotted Small Veroboard Stripboard Ideal for development and prototyping work. Dotted Small Veroboard Stripboard is designed primarily for hard wiring of discrete components, typically in analogue circuits, but is equally useful where a number of common bus or signal lines are required. Stripboard DIL board is manufactured from copper-clad laminated board which has been pierced with a grid of holes. It has a machined isolation strip making it suitable for quick and speedy layouts using Integrated circuits.\u003c\/p\u003e\r\n\u003cp\u003eWe have also 100x240mm Veroboard Stripboard, 13x25mm Fiber Glass Veroboard, 60x80mm Double Sided Printed Circuit Veroboard etc.\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures of 6.5x14.5cm Dotted Small Veroboard Stripboard:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eTurn circuit diagrams into functional projects easily\u003c\/li\u003e\r\n\u003cli\u003eTransfer your breadboard layouts on to a permanent base\u003c\/li\u003e\r\n\u003cli\u003eSpecifically designed to make working with DIL or DIP ICs easy\u003c\/li\u003e\r\n\u003cli\u003eOne full strip has had the copper removed\u003c\/li\u003e\r\n\u003cli\u003eSimple strip layout makes it easy to build complex circuits\u003c\/li\u003e\r\n\u003cli\u003eCopper tracks are isolated from each other and can be cut to stop current flow\u003c\/li\u003e\r\n\u003cli\u003eSRBP base material is very easy to cut to the required size with simple tools\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eSpecifications of 6.5x14.5cm Dotted Small Veroboard Stripboard:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eMaterial: Fibreglass FR4\u003c\/li\u003e\r\n\u003cli\u003eSurface: Copper PCB\u003c\/li\u003e\r\n\u003cli\u003eHole Diameter: 1.50mm\u003c\/li\u003e\r\n\u003cli\u003eHole Pitch: 2.54mm\u003c\/li\u003e\r\n\u003cli\u003eBoard Size: 14.5 x 6.5cm\u003c\/li\u003e\r\n\u003cli\u003eBoard Thickness: 1.20mm\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eNote: \u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eThe real colour of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. \u003c\/li\u003e\r\n\u003cli\u003ePlease allow slight manual measurement deviation for the data.\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Includes: \u003c\/h3\u003e\r\n\u003cp\u003e1 x 6.5x14.5cm Dotted Small Veroboard Stripboard\u003c\/p\u003e\r\n\u003cp\u003eBest Online Shopping website for 6.5x14.5cm Dotted Small Veroboard Stripboard in cheap price in Karachi, Lahore, Islamabad, Rawalpindi, Sukkur, Peshawar, Multan, Quetta, Faisalabad and all over Pakistan.\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900705898566,"sku":"637718951533490887","price":90.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719065321956658_0original.webp?v=1760164191"},{"product_id":"2-channel-relay-module-relay-board-arduino-relay-module-with-optocoupler-637718951649984107","title":"2 Channel Relay Module Relay Board Arduino Relay Module With Optocoupler","description":"\u003cp\u003e2 Channel Relay Module Relay Board Arduino Relay Module With Optocoupler allows a wide range of microcontrollers such as Arduino, AVR, PIC, ARM with digital outputs to control larger loads and devices like AC or DC Motors, electromagnets, solenoids, and incandescent light bulbs. 4–channel relay interface board, and each channel needs a 15-20mA driver current. It can be used to control various appliance\u003c\/p\u003e\r\nSpecifications Of 2 Channel Relay Module Relay :\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003e5V 2-Channel Relay interface board, and each one needs 15-20mA Driver Current\u003c\/li\u003e\r\n\u003cli\u003eEquiped Equipped with high-current relay, AC250V 10A ; DC30V 10A\u003c\/li\u003e\r\n\u003cli\u003eStandard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic active low)\u003c\/li\u003e\r\n\u003cli\u003eOpto-isolated inputs\u003c\/li\u003e\r\n\u003cli\u003eIndication LED’s for Relay output status\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eModule interface Of 2 Channel Relay Module Relay:\u003c\/h3\u003e\r\n\u003cp\u003eThe positive (according to the relay voltage VCC: connect power supply)\u003c\/p\u003e\r\n\u003cp\u003eGND: connect power negative\u003c\/p\u003e\r\n\u003cp\u003eIN1: relay module (effective) high-level trigger signal trigger end\u003c\/p\u003e\r\n\u003cp\u003eIN2: relay module (effective) high-level trigger signal trigger end\u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eMeaning of High level and Low-level\u003c\/h3\u003e\r\n\u003cp\u003eHigh-level trigger refers to using the anode voltage at the VCC connection way of a trigger and triggers the end when the trigger side has the positive voltage or to trigger voltage when the relay is off.\u003c\/p\u003e\r\n\u003cp\u003eLow-level trigger refers to using the negative voltage at the GND connection way of a trigger and triggers the end when the trigger side has 0 v low voltage or voltage to can trigger, the relay is off.\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900706586694,"sku":"637718951649984107","price":280.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719065545506916_0original.webp?v=1760164201"},{"product_id":"syb-170-syb170-syb-170-solderless-mini-breadboard-637718951844864552","title":"Syb-170 Syb170 Syb 170 Solderless Mini Breadboard","description":"\u003cp\u003eProtoboard For Arduino Mini Breadboard PCB 170Tie-point SYB-170 Solderless Breadboard Module Electronic Solder-less breadboard is commonly used by students and hobbyists to quickly assemble an electronics project without using soldering station. These breadboards can be connected with one-another to make a larger board for complex projects.\u003c\/p\u003e\r\n\u003cp\u003eSYB-170 Solderless Mini Breadboard Color Depends upon availability.\u003c\/p\u003e","brand":"China","offers":[{"title":"Default Title","offer_id":43900710355014,"sku":"637718951844864552","price":70.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719065970400367_0original.webp?v=1760164215"},{"product_id":"esp32-cam-wifi-bluetooth-camera-module-development-board-esp32-with-camera-module-ov2640-for-arduino-637718951922272379","title":"OV2640 Esp32-cam Wifi + Bluetooth Camera Module Development Board Esp32 With Camera Module Ov2640 For Arduino","description":"\u003cp\u003eESP32-CAM is a WIFI+ Bluetooth dual-mode development board that uses PCB on-board antennas and cores based on ESP32 chips. It can work independently as a minimum system.ESP integrates WiFi, traditional Bluetooth, and BLE Beacon, with 2 high-performance 32-bit LX6 CPUs, 7-stage pipeline architecture, main frequency adjustment range 80MHz to 240MHz, on-chip sensor, Hall sensor, temperature sensor, etc. Fully compliant with WiFi 802.11b\/g\/n\/e\/i and Bluetooth 4.2 standards, it can be used as a master mode to build an independent network controller, or as a slave to other hosts MCUs to add networking capabilities to existing devices.ESP32-CAM can be widely used in various IoT applications. It is suitable for home smart devices, industrial wireless control, wireless monitoring, QR wireless identification, wireless positioning system signals, and other IoT applications. It is an ideal solution for IoT applications. \u003c\/p\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eFeatures:\u003c\/h3\u003e\r\n\u003col class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\n\u003cli\u003eUltra-small 802.11b\/g\/n Wi-Fi + BT\/BLE SoC module\u003c\/li\u003e\r\n\u003cli\u003eLow-power dual-core 32-bit CPU for application processors\u003c\/li\u003e\r\n\u003cli\u003eUp to 240MHz, up to 600 DMIPS\u003c\/li\u003e\r\n\u003cli\u003eBuilt-in 520 KB SRAM, external 4M PSRAM\u003c\/li\u003e\r\n\u003cli\u003eSupports interfaces such as UART\/SPI\/I2C\/PWM\/ADC\/DAC\u003c\/li\u003e\r\n\u003cli\u003eSupport OV2640 and OV7670 cameras with built-in flash\u003c\/li\u003e\r\n\u003cli\u003eSupport for images WiFI upload\u003c\/li\u003e\r\n\u003cli\u003eSupport TF card\u003c\/li\u003e\r\n\u003cli\u003eSupport multiple sleep modes\u003c\/li\u003e\r\n\u003cli\u003eEmbedded Lwip and FreeRTOS\u003c\/li\u003e\r\n\u003cli\u003eSupport STA\/AP\/STA+AP working mode\u003c\/li\u003e\r\n\u003cli\u003eSupport Smart Config\/AirKiss One-click distribution network\u003c\/li\u003e\r\n\u003cli\u003eSupport for serial local upgrade and remote firmware upgrade (FOTA)\u003c\/li\u003e\r\n\u003cli\u003eSupport secondary development\u003c\/li\u003e\n\u003c\/ol\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eProduct Specifications:\u003c\/h3\u003e\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eModule model\u003c\/h3\u003e\r\nESP32-CAM\r\nPackage DIP-16\r\nSize 27*40.5*4.5(±0.2)mm\r\nSPI Flash default 32Mbit\r\nRAM internal520KB+external 4M PSRAM\r\nBluetooth bluetooth4.2BR\/EDR and BLE standards\r\nWi-Fi 802.11 b\/g\/n\/e\/i\r\nSupport interface UART, SPI, I2C, PWM\r\n\u003cli\u003eSupport TF card\u003c\/li\u003e Maximum support 4G\r\nIO port 9\r\nSerial port rate default 115200 bps\r\nImage output format JPEG (only supported by OV2640), BMP, GRAYSCALE\r\nSpectrum range 2412 ~ 2484MHz\r\nAntenna form onboard PCB antenna, gain 2dBi\r\nTransmit power 802.11b: 17±2 dBm (@11Mbps)\r\n802.11g: 14±2 dBm (@54Mbps)\r\n802.11n: 13±2 dBm (@MCS7)\r\nReceiving sensitivity CCK, 1 Mbps : -90dBm\r\nCCK, 11 Mbps: -85dBm\r\n6 Mbps (1\/2 BPSK): -88dBm\r\n54 Mbps (3\/4 64-QAM): -70dBm\r\nMCS7 (65 Mbps, 72.2 Mbps): -67dBm\r\nPower consumption Turn off the flash: 180mA@5V\r\nTurn on the flash and adjust the brightness to the maximum: 310mA@5V\r\nDeep-sleep: The lowest power consumption can reach 6mA@5V\r\nModern-sleep: up to 20mA@5V\r\nLight-sleep: up to 6.7mA@5V\r\nSecurity WPA\/WPA2\/WPA2-Enterprise\/WPS\r\nPower supply range 5V\r\nOperating temperature -20 °C ~ 85 °C\r\nStorage environment -40 °C ~ 90 °C, \u0026lt; 90%RH\r\n\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003eESP32-CAM Picture Output Format Rate:\u003c\/h3\u003e\r\n  QQVGA QVGA VGA SVGA\r\nJPEG 6 7 7 8\r\nBMP 9 9 - -\r\nGRAYSCALE 9 8 - -\r\n\u003ch3 class=\"font-size-24 mb-3\"\u003ePackage Include:\u003c\/h3\u003e\r\n\u003cul class=\"font-size-14 pl-3 ml-1 text-gray-110\"\u003e\u003cli\u003e1 x ESP32-CAM Module\u003c\/li\u003e\u003c\/ul\u003e","brand":"Mreeco","offers":[{"title":"Default Title","offer_id":43900710813766,"sku":"637718951922272379","price":1499.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/7905\/2102\/files\/637719066072433737_0original.webp?v=1760164222"}],"url":"https:\/\/mreeco.com\/collections\/newest-products.oembed?page=129","provider":"MREECO","version":"1.0","type":"link"}