Support voice control: for Alexa, voice smart speaker control Timing setting: APP sets timing control, and remotely sets the opening and closing of the socket. Power statistics: can support power measurement function Power failure memory: can remember the socket status before sudden power failure Button light control: APP settings turn on or off the button light. Product parameters: Wireless connection: WiFi 2.4Ghz APP: Tuya graffiti, smart life Network distribution : 1. Automatically enter distribution mode after powering on. 2. Press and hold the touch button for 5 seconds, the blue light will flash and enter distribution mode. (Turn on Bluetooth on your phone to quickly enter pairing mode) Interface: USB3.0+PD (20W fast charging) Maximum load: 16A Working voltage: 100V-240V English silk screen printing on the back: N neutral wire, L live wire, E ground wire Installation : zero live wire + ground wire (no need to connect the ground wire if it is ) Material: abs colour: Black Package Contents: 1 x Smart socket Only 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.