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MQ-3 Gas Sensor

MQ-3 gas sensor has high sensitity to Alcohol, and has good resistance to disturb of gasoline, smoke and vapor. The sensor could be used to detect alcohol with different concentration, it is with low cost and suitable for different application

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Description

Features

  • Product Name : Gas Sensor Module;Model : MQ-3;Type : Analog
  • Detecting Type : Alcohol, Ethanol ;Rated Voltage : DC 3-5V;Detecting Range : 10 to 1000ppm
  • Pin Quantity : 4;Pin Spacing : 1.8mm/ 0.07″;Pin Definition :AO-analog Output,DO-Digital Output,GND- Ground,VCC-Voltage To Current Converter
  • Total Size : 35 x 20 x 21mm/ 1.4″ x 0.79″ x 0.83″ (L*W*H);

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