Description: brand new and high quality Feature: Supports 433MHz RF remote. Wireless Remote Control can control your electrical applications with the wall socket transmitter within the range required. Built-in micro kinetic energy generating module, you can press it by the fingers to generate electricity. One Wall Socket Remote Switch is able to control multiple RF433 Relay Receivers,and multiple Wall socket Switches can also control one RF Relay Receivers at the same for time. With the self power generation feature of the Wall Socket Switch,you are able to remotely control the devices connected to the RF433 Relay Receivers without WiFi or battery,as long as match the switch to the receiver in advance. Also,the push button enables a lot convenience to your for smart life. Multi-functional, can be used in lamp, mobile phone, TV, water heater, fan and otherdevices. Specifications: Item Type: Socket+Remote Control Material: ABS Size: socket: 109x56x53mm/4.2x2.2x2.08in, switch: 70x17mm/2.7x0.6in Color: White Remote Frequency: 433MHz Plug Type: US Plug, UK Plug, EU Plug(Optional) Quantity: 1 Set Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Socket 1 x Remote Control