The Multi-load Decorator Dimmer provides full-range classic linear-slide dimming for 300W dimmable LED and CFL as well as 600W Incandescent, Halogen, Dimmable Fluorescent, Electronic Low Voltage & Magnetic Low Voltage light sources. Preset units feature a preset “ON/OFF” switch that automatically returns controlled light(s) to a preset level without disturbing the brightness level. The device is designed for both Single-Pole (one location) and 3-Way (multi-location) applications, and features an adjustable Rapid-Start setting which provides additional power for a brief time period to ensure lamp start-up at low dim settings. Compatible with any decorator wallplate. Compatible with most dimmable LED and CFL lamps. Adjustable rapid start feature ensures lamp start-up even at low dim levels.