Lamp dimmer that provides optimal dimming performance of LED (light emitting diode) bulbs. Compatible with up to 100 watts of dimmable LED/CFL (compact fluorescent) or 250 watts of incandescent/halogen, allowing you to control multiple bulb types on the same circuit. Designed to control a broad range of dimmable LED and CFL bulbs from a variety of brands including Philips, Cree, GE, EcoSmart and Lighting Science. Simply plugs into your table or floor lamp. Use the slide to turn the light on/off or up to brighten and down to dim.