MQ-3 Alcohol Sensor Board


  • Model: CK-MQ3-ALCOHOL
  • Shipping Weight: 0.09Kg
  • 9 Units in Stock

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This small board is comes with the MQ-3 alcohol sensor. Analog and digital output for a variety of ways of connecting to your project. Supply (+5v DC) and the analog pin will emit between 0v and 5v depending on the intensity of the alcohol vapour being sensed.

The digital out pin (TTL) can connect directly to a relay, or your micro controller.

On board pot to adjust the sensitivity.

Note: This is for experimenting only. Not for critical applications.
Breadboard not included.

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