About the Lutron pj23bgwhl01 dimmer switch Maestro Pico wireless 3 button controller W/LED indicator amp; icon engraving white would you like to make your already installed Maestro dimmer switches wire less the Lutron pj23bgwhl01 dimmer switch Maestro Pico wireless 3 button controller W/LED indicator amp; icon engraving white gives you TOTAL control of your dimmer switches no matter where you are in the room. This controller can help you take control of your lighting from just about anywhere; even from your car this battery operated wand requires no complicated wiring or charging, and is completely battery operated for your convenience. Raise and lower your lighting levels from afar or recall a preprogrammed lighting level that best fits your needs from this smart wand. You can even control up to ten devices the Lutron pj23bgwhl01 dimmer switch Maestro Pico wireless 3 button controller W/LED indicator amp; icon engraving white is easy to use and requires only one touch programming to fit your needs. Use it as a tabletop controller, car visor controller or wall mounted unit for the same effect. Note: only for use with Maestro dimmers and switches.