DEWENWILS Indoor Wireless Light Switch, Remote Control Wall Light Switch and Receiver Kit

The remote switch can remotely control 100 feet of RF wireless remote range, and the powerful RF signal can pass through walls and doors without any interference. It is a detachable wall switch and compact receiver kit, no in-wall wiring is required, the RF remote control wall-mounted switch can be installed anywhere. The transmitter wall switch and receiver are pre-programmed for immediate use.