This Cordless Twin Wall Reading Lamp is battery operated, no hard wiring necessary! Instantly update the look of your bedroom walls and provide functional lighting with this wall lamp!Read in bed without disturbing others. This cordless over the bed dual lamp offers individual, dimmable light to either person in bed. This means one person can read without disturbing the other person's sleep. Each lamp slides along a 42.75" track and adjusts side to side, while each lamp head swivels right where you aim it. Best of all - there are no cords or wires. This lamp is convenient and easy to hang.Hang it on the wall just like you would a hang a picture. Each LED lamp has its own on/off switch and is dimmable. Powered by 4 'D' batteries (batteries not included).