Feature: 1. FAST AND SENSITIVE: This natural gas alarm has a built in high performance computing chip, which can sense the ambient air for the first time, 3S quick response, and has high sensitivity 2. APPLICABLE GAS: Suitable for detecting LPG(methane), natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas, etc. 3. USAGE SCENARIOS: Low current gas sensor, built in temperature compensation module, possess high sensitivity, accurate alarm, and prevent fire accidents. Can be used in residences, hotels, shops, offices and apartments 4. SMART HOME: Connect the smartphone APP through the for zigbee gateway, download the for Tuya Smart APP on for Google Play or for iOS App Store, create a family group on the APP, invite relatives to join, and check your family status and get real time work status, remote control via smartphone to make your home smarter 5. MULTIPLE ALARMS: When it is detected that the concentration of natural gas in the air reaches the standard, the detector will emit a buzzer sound of up to 70 decibels or more, and send out a red light flashing alarm signal, and report the information on the user's mobile phone to the host Specification: Item Type: Combustible Gas Detector Wireless Technology: For ZigBee Power Supply: Micro USB 5V or Type C interface power supply Working Temperature: -10℃~+55℃ Alarm Sound: ≥70dB. Package List: 1 x Sensor1 x User Manual1 x Charging Cable2 x Screw2 x Expansion Screw1 x Double Sided Tape