ELECFreaks Octopus Smoke Sensor MQ-2 Brick

The Octopus Smoke Sensor MQ-2 Brick is an analog gas sensor and is used in gas leakage detecting equipments in consumer and industry markets. This sensor is suitable for detecting LPG, i-butane, propane, methane, alcohol, Hydrogen, smoke. It has a high sensitivity and fast response time. The sensitivity can be adjusted by the potentiometer. Octopus smoke sensor brick; Fast response and high sensitivity; Simple drive circuit; Stable and long life