... price high lumen output OEM accepted Energy Saving Lamp 2U Series--------- -SpecificationWattage Available3w,5w,7w,9w,11w,13w,15w, ... 50HZProduct ApprovalsCE,ROHS,ISO9001:2000 Energy Saving Lamp 3U Series Specification Wattage Available7W,9W,11W,13W,15W,18W,20W ... 240V/50HZProduct ApprovalsCE,ROHS,ISO9001:2000 Energy Saving Lamp 4U Series --------- - Specification Wattage Available9W,11W,13W,18W,23W,26W ...