Generic وحدة استشعار الكحول والإيثانول 8A2 MQ-3، مستشعر كاشف الغاز

Semiconductor-type sensor, SnO2 sensitive material, Fast and high sensitivity, Good sensitivity, Long life, Economical, Simple drive circuit, Low-power standby mode, Measures Ethanol and smoke

Connect the VCC pin of the sensor to the 5v pin of the Arduino UNO. Connect the GND pin of the sensor to the GND pin of the Arduino UNO. Connect the A0 pin of the sensor to the A0 pin of the Arduino UNO. Connect the D0 pin of the sensor to the D2 pin of the Arduino UNO. The operating voltage of the sensor is between 4.7-5 volts DC. The operating temperature of the sensor is between -10-50°C.