Do you want to install the light switch without pulling wires or tearing walls? Do you need a remote light switch that can be added to the existing lighting system freely and won't affect the existing system? Pocket magnetic wireless light switch is a great alternative to the traditional wiring light switch, you can also add it to the existing lighting system as a three way switch or remote control switch. Self-powered switch with CR2032 button lithium battery (included), up to 8 years lifetime. Save wire, pipes and labor cost, easy to add or remove a switch or receiver in the switch system by yourself. Compatible with Halogen/ Incandescent/ CFL/ Fluorescent/ LED light, etc.
eBay