... : A, Energy Saving 80% 9w T3 9mm 2U Energy SaverSPECIFICATIONS: Wattage: 9w Optional Wattage: 3w, 5w, 7w, 9w, 11w, 13w, 15w, 18w ... 2205250806000105*78*359mm 2U 7W CFL110/2207350806000115*88*359mm 2U 9W CFL110/2209450806000125*98*359mm 2U 13W CFL110/22013650806000135*108*35 ... has several categories of wattage, optional wattage :3w, 5w, 7w, 9w, 11w, 13w, 15w, 18w.3. This product has several categories ...