Shop
Octopus Analog Photocell Brick
Octopus Smoke Sensor MQ-2 Brick
The analog gas sensor - MQ2 is used in gas leakage detecting equipment in consumer and industry markets, this sensor is suitable for detecting LPG, i-butane, propane, methane, alcohol, Hydrogen, and smoke. It has high sensitivity and a fast response time. And the sensitivity can be adjusted by the potentiometer.