Super Bright 12 Led Portable Desk Lamp 12 LED ultra bright White Lighting Adjustable Head Desk Lamp. Easy press button for ON/OFF,Powered by 3 AA batteries. (battery is not include) Light weight design, great light source for outdoor camping,Adjustable Head Lamp is an ideal choice for student use. olor: as picture show, Dimension: 4 1/8" x 2 7/8" x 7.5"(L*W*H) . Weight: 4.5 oz without batteries