Protect your home with this Smart Gas Leak Detector! Designed to detect explosive gases (natural gas and LPG) in homes, offices, and similar locations. Upon detecting a gas leak, it triggers an audible alarm with a voice prompt, sends a text notification to your mobile, and can shut off the gas source via valve/manipulator. The large TFT LCD color screen clearly displays date, week, time, gas concentration value, temperature, etc. Easy to read, even in the dark. Supports 2.4 GHz Wi-Fi and is compatible with the "Smart Life" app for convenient control anytime, anywhere. Also functions as a fire alarm with an integrated heat sensor that reacts to increased temperatures. Heat alarm value: 57 ℃. Specifications: Available in USB/US/EU/UK plug types. Detection Gas: Natural gas (CH4), LPG Working Environment: Temperature -10 ~ 55 ℃; Humidity <95% RH (non-condensing) Alarm Setting Value: 6% LEL Tolerance: ± 3% LEL Response Time: ≤30 s High Temperature Alarm Value: 57 ℃ Alarm Volume: ≥70db Alarm Method: Indicator, sound, voice prompt, and app notification Valve/Manipulator Output: 12V/300MA for 15S Preheating Time: 180 S Wi-Fi: 2.4 GHz App: Compatible with Smart Life Package Includes: WiFi Gas Leak Detector, Sector Adapter, Tubes, Wiring, User Manual (English)