... ,7W,9W,11W,13W,15W,18W Half spiral 12mm CFL tube Item No.PictureVoltage(V/HZ) Color Temp(K) Lampholder Power ... -class stores,shopping malls. Half spiral 12mm CFL Energy Saving Bulb 5W,7W,9W,11W,13W,15W,18W Large amount of ... ,11W,13W,15W,18W Half spiral 12mm CFL Energy Saving Bulb