This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ5 gas sensor as a gas sensing element. It requires no external components just plug in Vcc & ground pins and you are ready to go.
For Digital output the threshold value can be easily set by an on-board potentiometer.  Using this module you can easily interface MQ5  gas Sensor to any Microcontroller, Arduino or even Raspberry Pi.
This Gas Sensor module is sensitive to LPG, natural Gas & Town Gas. it is also small sensitivity to alcohol & smoke.
 
Specification of MQ5 GAS Sensor Module:-
 
Power Supply: 5 Volts
Interface Type: Analog & Digital
High Sensitivity to LPG, natural Gas, Town Gas & small sensitivity to smoke & alcohol
Low Cost.
Stable & Long Life.
On board Power indication.
 
* Product Images are shown for illustrative purposes only and may differ from actual product.