Product Features:  1. Tuya WiFi Gas Detector: Intelligently applied for the detection of fire that may happen or have happened,which adopts semi-conductor gas sensor,with high stability and sensitivity and many other functions.This smart WiFi version is a micro-innovation on the basis of traditional gas sensor technology that is much more intelligent than ever with various smart features,providing more convenience to your smart lifestyle.  2. New Cloud System Service: Working with the third-party cloud platform that can not only be used for traditional fire protection system,but also a precaution of gas leakage,which is proved to be a security sensor for your whole house with live sound and light alarms.  3. App Push Notifications: Compatible with Smart Life and Tuya App enables the timely discovery of danger of gas leakage and real- time notifications to your smart phone.No need to be connected to the alarm host that is able to work independently in the WiFi network system.  4. Smart App Remote Control with manual test and manual muting: Remotely self-test for the gas security offers much convenience,as well as manual muting,is smartly supported via smart phone app with alarm situation,which is applicable for kitchens and the indoor area with potentiality of gas leakage.  5. Real-time Voice Alarm Prompt: Once the alarm density is not in the range of 6%LEL±3%LEL(natural gas),the detector will issue 75dB alarm sound and push notification to you App automatically.     Parameter:  Working Voltage:AC 100-240V;  Average Consumption:<2W;  Alarm Sound:75dB/m;  Alarm Density:6%LEL±3%LEL(natural gas);  Networking:WiFi2.4G,802.11a/b/g/n;  Control Output:Solenoid valve output(12V/100Kpa);  Alarm Output: Default NC;  Working Environment:-10℃~+50℃;     Package included:  1 x Smart Gas Detector;  1 x Charge (US Plug, EU Plug Optional);  1 x User Guide