Specifications LED reading lamp: 120/100/80/60 LEDLED: diameter 5Degree: 16Lumes: 3.5 -2%Brightness: 15000-18000MCDInput voltage: AC 100V-240VWire: UL 0.3*150mmPCB: FR-4Clamp: ABSLamp size: diameter 180mm*300mm;Packing: white box.