... -10mm), 110-230V, 2700K/4000K/6500K, 8000H high quality. half spiral energy saving lamp:Power: 9W, 11W, 13W, 15Wtube diameter: T3 ... /10000 hoursHigh quality with CE&EMC, RoHs approval; 100% tri-color powder, PBT plasticThe lamps are with high luminous efficiency, ... energy cost Packing:1pc/box, blisterOuter packing: Paper cartons, palletsWe have our own Tube machine, and can make tubes by ourselves. With ...