Description
Specification of MQ4 GAS Sensor Module:-
Power Supply: 5 Volts
Interface Type: Analog & Digital
High Sensitivity to Methane & small sensitivity to smoke & alcohol
Low Cost.
Stable & Long Life.
On board Power indication.
The instruction of Wiring:-
1. VCC: positive power supply (5V)
2. GND: power supply is negative
3. DO: TTL switching signal output
4. AO: analog signal output
Module Applications:-
Suitable for home or factory methane gas , natural gas and other monitoring devices to test natural gas, methane 300 to 10000ppm
* Product Images are shown for illustrative purposes only and may differ from actual product.
