Description: Wide use: This smart switch helps you turn on or off the light without getting up, you can use it together with a 433.92MHz RF transmitter, and the control range is within 15m, making your life more convenient. Remote control: You can control the switch through the phone APP, connecting it to your smartphone or tablet which works with 4G or WiFi network. Portable: This WiFi touch switch is designed in a sticky style, you can stick it to the wall or use it with hand, holding it or placing it on the desktop, suitable for all people. Application: The wireless light controller is suitable for home, hotel, office and other places, you can use it to control the LED light over 5W, but not suitable for dimmable lights, please make sure of the type of the light before ordering, avoiding trouble. Textured: The panel is made of tempered glass, durable and long-lasting, you can use it for a long time without worrying about being scratched. Specification: Material: tempered glass panel. Color: white, black. Size: approx. 120*72*9mm/4.72x2.83x0.35inch. Work frequency: 433.92MHz. Work voltage: 3V. Remote distance: within 30m/1181.1inch. Type: 120 type. Modulation system: ASK. Battery: 2x CR2032 button batteries(not included). 3C rated voltage range: AC 85V-240V 60Hz/50Hz. The controller or switch used with the wireless switch must meet three conditions: Work frequency: 433.92MHz. Learning code: EV1527. Modulation system: ASK. Note: The switch supports most LED lights over 5W, but does not support dimmable lights. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow a slight deviation for the measurement data and make sure you do not mind before ordering. Package Includes: 1 Piece Smart Light Switch.