Diamond Visions Dimmer COB LED Wall Switch is perfect for illuminating dark spaces, such as closets, hallway, and garages. The battery-operated (batteries included) wall switch features a dimmable brightness switch, magnetics, and hook & loop for mounting. Mo wiring required for installation. The switch is approximately 4.50" x 3" x 0.75" in size and comes packaged loose in a countertop display. The display is approximately 11.25" x 10.25" x 9.50" and includes 18 COB LED Wall Switch.