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Description of product

Product Details:

Sensor TypeSemicoductor
Detection GasAlcohol
Concentration20-10,000 ppm
Humidity20dg C


The Alcohol Sensor MQ303A is a semiconductor sensor for Alcohol detection. It has very good sensitivity and fast response to alcohol, suitable for portable alcohol detector.

Specifications:

  • High sensitivity
  • Fast response and resume
  • Long life and low cost
  • Mini size