Features: 1Mini design it is suitable for wall switch box it can be easily placed in the wall switch box without affecting your original decoration style. 2Supports 1 or 2 circuits (2 switches control 1 light) you only need to connect it to 1 of the 2 switches and then convert the connected device into a smart device. 3Supports parallel work the traditional switch and this smart module can work independently in interferencefree mode. 4With the timer function you can fully control the connected devices through timers timetables and countdown timers (1min/5min/30min/1 hour etc.) and you can also share control with family and friends. 5Convenient and fast you can control it with your smartphone for the APP Smart Life without the need for a separate hub. Specification: Item Type: WIFI Smart SwitchProduct Size: Approx. 42x42x21mm / 1.7x1.7x0.8inMaterial: ABSWeight: Approx. 44g / 1.6ozWorking Current: 16AFire Rating: V-0 Package List: 1 x Switch1 x Manual