MQ-3 Gas Sensor Module

Description

MQ-3 is a highly sensitive gas sensor to alcohol concentrations in the atmosphere.

It has low cost, long life, a simple drive circuit, suitable for different applications and very useful for alcohol detection.

It can detect a variety of alcohol concentrations with the use of sensitive material SnO2.

It can be used in breath analyzers to detect alcohol in vehicle drivers and other applications that require detection of ethanol.

Specifications

• Operating Voltage: 5 V
• Main Chip: LM393, ZYMQ-3 Gas Sensor
• Board Size: 32 x 22 x 27 mm