This Gas Sensor Module features an MQ-2 sensor which can detect alcohol, carbon monoxide, smoke and other harmful gases.
The MQ-2 sensor is a versatile gas sensor capable of detecting a wide range of gases including:
alcohol, carbon monoxide, hydrogen, isobutene, liquefied petroleum gas, methane, propane and smoke. This module has both a 3 pin male header interface and a “grove” style connector.
1 x MQ2 Gas sensor module