Features :
- Signal output light indicator.
- Analog and level signal output.
- TTL output valid signal is low. (When the output low signal light can be directly connected microcontroller or relay module).
- The carbon monoxide detection with better sensitivity.
- It has a long service life and reliable stability.
- Rapid response recovery features.
Package Includes :
1 x MQ-3 Alcohol Detector Gas Sensor Module.
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