MQ-3 Alcohol Detector Gas Sensor Module maker Adjustable LED backlight: Software-controllable brightness

Adjustable LED backlight: Software-controllable brightness for optimal visibility in varying lighting conditions and power-saving modes

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MQ-3 Alcohol Detector Gas Sensor Module maker Adjustable LED backlight: Software-controllable brightness```html MQ 3 Alcohol Detector Gas Sensor Module Detect alcohol vapors and ethanol concentrations with the MQ 3 Gas Sensor Module a reliable and affordable solution for breathalyzer projects, safety systems, and air quality monitoring. Available at The Engineer Store, Bengaluru, with fast shipping and full technical support. Specifications Sensor Type MQ 3 Semiconductor Gas Sensor (SnO2) Target Gas Alcohol (Ethanol), with sensitivity to benzine,