Alcohol Sensor - MQ303A

Alcohol Sensor - MQ303A

Alcohol Sensor - MQ303A consists of a semiconductor sensor called MQ303A

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Products in stock - Same day shipping within business hours Products on backorder - Usually ships in 10-15 working days depending on manufacturer


Return policy - Any product that is defective or damaged upon arrival can be replaced within 10 days


Alcohol sensors are used to detect the alcohol concentration in your breadth that is sensitve.

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


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

Technical details

Dimensions 60mm x 90mm x 9mm
Weight G.W 5g    
Battery Exclude




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