Ulisem Self-Powered Wireless Switch, Battery-Free Wireless Remote Control for Lights and Electrical Appliances, Waterproof and Safe, Can Be Installed Directly in the Bathroom, etc. (1 to 1)

General Description: This self-powered wireless switch is ideal for controlling your lights and electrical appliances without the need for batteries. Designed to be waterproof and safe, this switch can be installed directly in humid environments such as the bathroom. It operates with a 433.92 MHz wireless remote control, offering an enhanced user experience and easy integration with home automation systems such as Alexa and Google Home. Technical Specifications Model Number: KR2201-4 RF Working Mode: Superheterodine Receiver Modulation Mode: ASK RF Frequency: 433.92 MHz Input Voltage: AC 85 V ~ 250 V Continuous Current: 5 mA Remote Control Range: > 50 m (open space) Output Terminals: NO, COM, NC Compatibility and Accessories One switch controls multiple receivers Multiple switches can control one receiver Installation Can be stuck wherever you want Usage Works without WiFi or batteries thanks to its self-powered function Controls connected devices without wiring The signal can pass through walls: up to 30 m indoors and up to 100 m outdoors Other Information