The Decorator AL 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. These units are ideal for residential and light commercial applications and are compatible with Decorator style devices and wallplates. 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.