MQ-9 Carbon Monoxide Methane and LPG Gas Sensor Module

Description

1. Gas Detection: Capable of detecting multiple gases, including CO, CH4, and LPG.
2. Analog Output: Provides analog voltage output proportional to the concentration of detected gases.
3. High Sensitivity: Offers high sensitivity to target gases for reliable detection.
4. Adjustable Sensitivity: Some variants allow sensitivity adjustment via a potentiometer.
5. Wide Detection Range: Suitable for a wide range of concentrations of the detected gases.
6. Compact and Easy to Use: Compact module with mounting holes for easy integration.