Joy-it sen-mq7 Sensor module 1 pc(s) Compatible with (development kits): Raspberry Pi, Arduino

This analogueue gas sensor hasa small heating element withan electronic-chemical sensor.It issuitable for indoor use.Measurable substances: Carbon monoxide (CO)The sensitivity of the sensor can be adjusted via a potentiometer. For example, you can set a threshold that triggers a gas alarm.This text is machine translated.

Price: 4.29 from Conrad Electronic