MQ-4 Methane Gas Sensor Module

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*Disclaimer: The images are merely illustrative.

MQ-4 Gas Methane Sensor Module for Arduino features:

1. - Main chip: MQ-4 methane sensor and comparator LM393

2. - Working voltage: 5V

3. - Current: 150mA

4. - Digital output: TTL 0/1

5. - Analog output: analog voltage sensing value

6. - Quick response features:

7. - Detection concentration:

8. 200ppm- 10000ppm CH4, natural gas

9. - Adjustable sensitivity with the potentiometer

10. - Size: 32mm x 20mmx 18mm