Amazon.com: GE Single Pole Rotating Dimmer Switch, Rotate On/Off, Use with Dimmable LED, CFL, and Incandescent Bulbs, Includes Two Knob Colors, UL Listed, White/Light Almond, 18021 : Sports & Outdoors
8pcs 6mm Hole Dia Metal Round Lamp Dimmer Rotary Switch Knob Control Cap Black - Walmart.com