•[Tuya Smart Gas Detector] Tuya wireless gateway hub is an essential tool for use with smoke detector sensors and various smart products •[Real-time detection of natural gas leak status] When the gas leak reaches the alarm threshold, an alarm is sounded on site and the alarm information is transmitted to the user's mobile phone at the same time •[App push notification and control] Compatible with Smart Life and Tuya App, it can detect fire or smoke hazards in time and notify your smartphone in real time •[Easy installation and wide application] Widely used in traditional fire protection systems, it is also a measure to prevent air leakage and is proven to be your entire house safety sensor with real-time sound and light alarm •[Real-time view] Real-time view of gas concentration values ​​through Tuya APP Specifications: •Working temperature: -20-85℃ •Working voltage: 5V •Working current: 10-496ma •Size: 100*100*3mm •Power supply: USB 5V/1A •Communication protocol: Zigbee •Casing material: ABS •Weight: 120g •Measurement range: 0~20LEL% •Concentration value exceeding LEL% will trigger an 80dB alarm: •4 - 8 LEL% Mild headache, fatigue (for reference only) •8 - 15 LEL% Headache, nausea (for reference only) •15 - 20 LEL% Dizziness, cramps, life-threatening (for reference only) Package included: •1 x Combustible Gas Detector •1 x Cable •1 x English User Manual