Thiscompactlamp is perfect to attach to a key machine or to stick to a steel door to direct the light right where you need it. Features a powerful magnetic base, a 4.5″ flexible gooseneck, a machined aluminum body and lamp, a simple ON/OFF Button, and a lamp with 9 powerful LEDs. Lamp is 10″ long with the gooseneck fully extended. The Base is 1.5″ diameter x 4″ high.Requires 3AA batteries (not included).