Feature: 1. This item is a smart combustible gas detector with sound prompt alarm function, which can display gas concentration. While the gas detector is triggered, it will raise an alarm with internal siren. 2. It adopts stable and reliable semiconductor sensor to protect your home from the threats of combustible gas such as natural gas, methane, etc. 3. The gas detector is widely applicable to kitchen, living room, garage, shopping mall, hotel, restaurant, office building, school, bank, library, computer room, warehouse and etc. 4. This gas detector can be connected to most products that support for tuya. 5. Clear display of LCD screen, easy‑to‑read digital display can clearly present combustible gas concentration and WIFI signal. 6. The gas detector mainly used in kitchen for detecting natural gas (methane) leakage, preventing potential gas explosion and ensuring family safety. 7. The gas detector will raise an 85dB alarm sound and automatically send notice to APP when gas concentration value reaches 8% LEL. 8. WIFI connection, smart APP remote control, with manual test, manual muting. 9. Novel design, simple to install, convenient to use. Specification: Condition: 100% Brand New Item Type: WIFI Gas Detector Material: ABS Plastic Color: As Pictures Shown Input Voltage: DC 5V (micro USB interface) Working Current: ≤150mA Response Time: ≤30s Alarm Sound: ≥85dB Installation Type: Wall or celling mounting Air Pressure: 86-106Kpa Working Temperature: -10°C-60°C Working Humidity: ≤80%RH, no freezing . Package List: 1 x Alarm Detector1 x Bag of Install Screw1 x Power Plug1 x USB Cable1 x User Manual1 x Sticker