【APP Remote Control】After connecting with the ZigBee Hub, you can observe the dynamics of combustible gas in real time through the mobile APP SmartLife/Tuya. Make your home smarter, no matter how far away from home. 【Natural Gas & LPG Detect】This gas detector mainly used in kitchen to detect the natural gas (Methane) and LPG (Liquefied Petroleum Gas) leakage, prevent the potential gas explosion and protect family safety. 【APP Notification】When combustible gas leaks, and the gas concentration value reaches 8% LEL, the detector will issue alarm sound and push alarm notification to APP automatically. 【70dB Loud Sound】Once triggered, the red LED will flash with loud high volume alarm sound, louder than 70dB. With test key. Widely used in home, factory, school, shop, offices, villas, residential areas where fire prevention alarm is needed.