Features: 1WIFI intelligent switch module suitable for wall switch box supports concealed installation will not affect decoration style. 2The traditional switch and this intelligent module can work independently in interferencefree mode. 3It can be used as a 1way or 2way circuit (2 switches control 1 light) just connect it to 1 of the 2 switches and then convert the connected device into a intelligent device. 4Full control of connected devices through timers timetables and countdown timers (1/5/30 minutes 1 hour etc.). 5Control via a intelligent phone via for Smart Life app without the need for a separate hub. 6Can share control with your family and friends bringing many conveniences to your home life. Specification: Item Type: WIFI SwitchMaterial: PCWorking Current: 16AFire Rating: V-0Weight: Approx. 39g / 1.4ozProduct Size: Approx. 42x42x21mm / 1.7x1.7x0.8inHow to Use: Download for Smart Life application power on enter the network configuration state add devices and operate according to the app prompts. Package List: 1 x WIFI Switch1 x Chinese and ERnglish Manual Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.