MQ-3 Alcohol Gas Detector Module for Arduino Raspberry Pi
Upgrade your projects with the MQ-3 Alcohol Sensor Module designed for Arduino and Raspberry Pi. This module detects alcohol and ethanol during exhalation, offering precise monitoring capabilities. Operating at DC 5V, with a compact size of 35 x 20 x 16 mm, this sensor provides analog and digital outputs for seamless integration into your projects.
MQ-3 Alcohol Sensor Module: Detection in Breath, DC 5V
Feature
Specification
Rated Voltage
DC 5V
Detection Gas
Alcohol, Ethanol
Number of Pins
4
Pin Assignment
AO Analog Output, DO Digital Output, GND, VCC Voltage (5V)
Pin Spacing
1.8mm / 0.07 inch
Size (L x W x H)
35 x 20 x 16 mm
Material
Plastic
Weight
Approx. 0.2 oz (7 g)
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🌍 Rest of world: Orders ship from China. Depending on your country, local customs authorities may apply import duties or taxes.
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