1. WiFi smart contact remote control switch, two or three switches installed in different positions can realize synchronous control of the same light. It is mainly used between up and down stairs. It can actually turn on the light before going upstairs, and turn off the light upstairs; The door switch and bedside switch can realize the two-way control of turning on the light when entering the room and turning off the light on the bed. 2. Smart Wi-Fi contact wall switch: This contact switch supports a maximum power of 2200W and can be used with most lamps and other electrical appliances 3. APP remote control: As long as the mobile phone has a 2G / 3G / 4G / WIFI network, the user can use the smartphone to remotely control the on/off of home electronic devices through this application anytime and anywhere. It makes your become smart in 1 second. Compatible with iOS and Android OS. Download the application: Smart Life 4. Excellent quality: It is made of flame-retardant shell and high quality panel to excellent durability. Luxurious and fashionable design can be well integrated into most houses with different decoration styles. 5. Smarter: Suitable for Alexa / Home to work together, users can control this WiFi jack by voice through Alexa / devices to turn on/off the switch ( support), so that the operation is more practical and smarter. Product Name: Smart WiFi Rocker Button Switch Product model: -K Power supply mode: neutral wire, live wire Input voltage: AC100V-AC230V 50/60Hz Load power: 10A/2200W Transmission : WiFi Wireless standard: WiFi (2.4G 802.11 b/g) Control distance: unlimited (under 2G/3G/4G/WiFi network) Applicable system: IOS 8.1/Android4.1 and above App language: adaptive Chinese/English/Korean/German/French/Spanish/Italian/Arabic Control : button, voice control, mobile APP three-in-one multi-function control Suitable for the market: European standard/British standard Universal design Type: 2 Gang colour:White Material:ABS+PC size:86 x 86 x 32mm Package Contents: 1 x Smart Switch Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.