... ,7W,9W,11W,13W,15W,18W Half spiral 12mm CFL tube Item No.PictureVoltage(V/HZ) Color Temp(K) Lampholder Power ... 18W 0.3-1.0 0.2-0.7 1. Energy saving lamps use the advanced electrical circuit design technology, flame-resistant PC ... 4.High-class stores,shopping malls. Half spiral 12mm CFL Energy Saving Bulb 5W,7W,9W,11W,13W,15W,18W Large amount ... 7W,9W,11W,13W,15W,18W Half spiral 12mm CFL Energy Saving Bulb