Put bright light where it is needed, with no wiring. Link up to 20 lights to the same remote-control switch, which features a variable dimmer and an automatic battery-saving shutoff. Program up to 8 separate groups of lights to operate independently. Ideal for improving visibility on stairs, landings, in closets and crawl spaces. This light also detaches from its bracket for portable and handheld use. Switch takes 2 AA batteries (not included), light takes 3 C batteries (not included).