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Sensors/MQ-3
MQ-3 Gas Sensor (Alcohol)
cheapest80EGPsave up to 86%
available at 8 shops · updated 8h ago
Description
MQ-3 Alcohol Detector Gas Sensor Module Power requirements: 5 VDC @ ~165 mA (heater on) / ~60 mA (heater off). Current Consumption: 150mA. DO output: 0.1 and 5V. AO output: 0.1- 0.3 V (relative to pollution), the maximum concentration of a voltage of about 4V Detecting Concentration: 0.05-10mg/L Alcohol.
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