Kingduino Compatible MQ3 Analogue Gas Sensor

Description

The Arduino Compatible MQ3 Analogue Gas Sensor is suitable for detecting Alcohol fumes.
It has a high sensitivity to alcohol and low sensitivity to Benzine. The sensitivity can
be adjusted by the potentiometer.
 
Specs:
Power supply: 5V
Interface type: Analogue
Pin Definition:  1-Output  2-GND  3-VCC
Length: 35mm
Width: 23mm

*Note: This is not an original Arduino brand product.