Black Plug-In Tabletop Dimmer Add full range dimming to your favorite table or floor lamp with this black tabletop dimmer. Simply plug the dimmer into an outlet and plug your table or floor lamp into the back of the dimmers plug. The eight foot cord allows you to place the dimmer in a convenient location. The slide switch makes full range dimming as easy as moving your fingertip. 300-watt capacity, 120 volt. 3 in x 1.5 in x 1 in. Satco Lighting Black Plug-In Tabletop Dimmer - Light Switch - 3 in X 1.5 in X 1 In.