RunLessWire Smooth Dimming Wireless Switch Kit: Add a dimming light switch in any location! Use a Self-Powered Rocker Switch with Dimming Controller for fixtures with dimming capability. White Switch. Constant Voltage PWM Dimming ensures a smooth dim even at low levels, great for designer lighting Control a light or a group of lights up to 5 amps with a real light switch from up to 150 feet away Self-powered switch needs no batteries or power sourcegiving unique flexibility of switch placement Perfect to use in Commercial and Residential applicationsDecor switch fits seamlessly into a space Place switch anywhere without wiringPerfect for remodeling and retro-fit projects