Leviton 6637-PA SureSlide 5A Preset Full Range Fan Speed Control, Single Pole or 3-Way, Almond Full-Range fan speed control for single pole or 3-way applications when used with a 3-way switch All SureSlide devices have a linear slide control for precise operation Captive slide bar remains securely attached Compatible with Decora Plus screwless wallplates and Decora wallplates (sold separately) Built-in radio/TV interference filter