- SUYUKUFU 866047 wireless switch with 433Mhz RF technology for secure and stable remote control - Includes 2 receivers and 2 wall panels, allowing control of multiple electrical devices - Compatible with AC voltage 85V-240V, supports loads up to 10A, ideal for home and office automation - Quick and easy installation, no wiring needed between switch and device - High-sensitivity RF signal, capable of passing through walls and obstacles up to 50 meters in open spaces - Independent relays for greater flexibility in circuit configuration and control - Wide applications: homes, offices, factories, laboratories, farms, supermarkets, and more - Perfect for controlling lights, motors, fans, electromagnets, electric locks, and other electronic equipment - Modern and compact design, easy to install on the wall or in hidden junction boxes