Dimmer For CFL And LED Dimmable Bulbs. On/Off Rocker Switch With A Linear-Slide Dimmer For A Standard Designer Wallplate Opening. HEDT Technology: LutronR Advanced Dimming Circuitry Designed For Compatibility With Most High Efficacy Light Bulbs. UL Listed To Control Dimmable Compact Fluorescent Lamps (CFL) With Integrated Ballast, Dimmable LED With Integrated Driver, Halogen And Incandescent. Low-End Adjustment Dial To Accommodate A Wide Range Of Bulbs. Switch Returns Load To Previous Level. Uses Standard Single-Pole Or 3 Way Wiring For Easy Installation In Any Home. Wallplates Available Separately. 100 Percent Factory Tested. Capable Of Controlling Up To 150 Watt Dimmable CFL/LED Or 600 Watt Incandescent/Halogen. UL Listed To US And Canadian Safety Standards.