NOTICE: Tuya Basic is an affordable WiFi smart switch that provides users with smart home control. It is a remote control power switch that can connect to a wide range of appliances. Basic WiFi electrical switch transmits data to a cloud platform through the WiFi Router, which enables users to remotely control all the connected appliances, via the mobile application TUYA/ Smart Life. How to add device to mobile app??? 1.Scan the QR-code of the manual or Search Smart Life to download and install the device's APP 2.After the wiring is completed, turn on the power and operate according to the status of the smart switch indicator: 3.If the red light of the smart switch flashes continuously at this time, it indicates that the smart switch has entered the state of waiting for connection to WiFi; then open the APP and follow the instructions to connect to WiFi. 4. If the indicator light of the smart switch is not flashing red light, please press the button of the smart switch and keep it for more than 5 seconds until the red light flashes continuously, then open the APP and connect to the WiFi according to the manual. _x005F_x005F_x005F_x000D_