Add a second light switch anywhere in your house without the hassle of rewiring. Replace your existing wall switch with the "receiver" switch. Next mount the "transmitter" switch on any desired wall using screws, double-sided tape or velcro. The wireless transmitter switch transmits up to 50' through doors, walls and floors. Transmitter powered by one 9V battery (lasts approximate one year use).
Rated for 500W incandescent loads only. 
Manufacturer: Heath/Zenith by DESA, LLC
Product Questions: 866-672-6040