1. [Note] This smart switch requires a neutral wire in your switch boxes to operate correctly.Requires 2.4GHz Wi-Fi network connection.Only compatible with 1 gang switch box.2. [Ultimate Beauty] Ingenuity design assures highly texture beauty ,Toughened Glass Surface Prevents the scratch from knives or something hard,dampproof available for humid operation.3. [Voice control] Once you have this switch,you can connect it with for Google Assistant for voice control.4. [Wi-Fi Remote Control] You can use app in your smart phone to control the wall switch wirelessly with Wi-Fi or network.5. [Timing Function] Take full control of your home or office lights thanks to the schedule timer that will allow you to plan the exact time to turn lights and appliances on/off automatically.Operation Mode:Automatically,Off,Smart SwitchOperating Voltage:240 VoltsContact Type:Normally OpenConnector Type:WirelessCircuit Type:1-wayActuator Type:PushButtonThe product appearance and printed words may vary depending on the batch, but this does not affect use.Type:A:4-way square/B:4-way rectangularColour:WhiteMaterial:Tempered Glass Package Contents:1 * Smart switch1 * Capacitor1 * Screw set1 * English instruction manualOnly the above package content, other products are not included.Note: Light reflection 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.