The analog gas sensor - MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser.It has a high sensitivity to alcohol and small sensitivity to Benzine. The ..
Ex Tax: $9.35
MQ-3 Alcohol Ethanol Sensor Breath Gas Detector Ethanol Detection For Arduino
1. High quality double panel design, with power indicator and T..
Ex Tax: $5.60
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