Leviton Decora 600W Single-Pole/3-Way Universal Rocker Slide Dimmer White 3-Pack
It features a separate On/Off switch that preserves the set light level when the switch is turned off and back on again. 300W-120VAC dimmable LED/CFL, 600W-120VAC incandescent/halogen, 60Hz. Designed to dim LED bulbs.