When you need more light, in a compact size, choose the new Hammerhead! Six bright energy efficient LED's in a 2 7/8 inch head will light one or two pages of music. Two brightness levels, flexible gooseneck and padded clip. Includes travel bag with belt loop and 3 AAA batteries, good for up to 9 hours of use. Optional AC adaptor available. Weighs only 2.1 oz to go anywhere!