Reliable alcohol sensor

Product Specifications /FeaturesMQ-3 gas sensor has high sensitity to Alcohol, and has good resistance to disturb of gasoline and vapor. The sensor could be used to detect alcohol with different concentration, it is with low cost and suitable for different application.Model No.: MQ-3Sensor Type: SemiconductorStandard Encapsulation: Bakelite (Black Bakelite)Detection Gas: Alcohol gasConcentration: 0.04-4mg/l alcoholCircuit Loop Voltage Vc: ≤24V DCHeater Voltage VH: 5.0V±0.2V