* Detects Natural Gas, LPG, and Coal Gas etc.
* Sound and Flash Alarm
* Three Indicators: Power, Alarm, Fault
* Long Lifespan (5 years) Semiconductor Sensor with High Stability
* Advance Microprocessor Technology
* Auto Check Sensor Failure
* Auto Reset after Leaked Gas Clears
* Strict Calibration of Alarm Level in Gas Chamber with Natural Gas or LPG