2U T4 energy saving lamp: Volts: 110-130/220-240v Watts: 5/7/9/11/13/15/18w Rated life:6000/8000/12000 hours 2U T4 ... energy saving lamp:Power: 5W, 7W, 9W, 11W, 13W, 15W, 18WColor temperature ... , and the light distribution is very equalSaves up to 80% energy cost Packing:1pc/box, blisterOuter packing: Paper cartons, pallets