universal dimmer round with button and ground terminal ul approved blackUniversal tabletop or floor dimmer in black finish, with integrated push button switch. Bold character and clean lines for an accessory that combines functionality and style. Perfect for reading, floor, or bedside lamps, it seamlessly fits into contemporary spaces. Works with any type of lamp and includes minimum adjustment and extra end of life lamp protection. Equipped with a ground clamp. Please note: max 4 dimmable lamps for CFL or LED loads.