The MQ6 Gas Sensor is a type of gas detection device that is designed to detect specific gases in the air, particularly Liquefied Petroleum Gas (LPG), Isobutane, and Propane. These gases are commonly used in household appliances like stoves, heaters, and gas-powered vehicles. The MQ-6 sensor module is part of the MQ series of gas sensors produced by the company Winsen, and it operates based on the principle of chemical resistance change.

The MQ 2 Smoke Detection Sensor/MQ2 Gas Sensor is a popular gas detection module used in various electronics projects and applications.