Versatile Use: The included wireless transmitter facilitates /off commands, simplifying the control over your electrical devices without the need for physical wiring. Efficient Wireless Control: This Universal Remote Control Switch operates at 433.92MHz, providing reliable and extensive coverage for remote operations. It's perfect for wirelessly controlling lights, water pumps, and doors. Easy Installation: Designed for straightforward setup, this remote control switch can be installed without professional help, offering a practical solution for automation of your home or appliances., Manufacturer: Ounfhtrttk