... ,LVD)ROHS,SAA,TUV,UL. 2013 hot new CE & RoHS high quality 5U lotus lamp ApplicationHome,hotel,restaurant,office,meeting room,shops ... and colored3.using 100% troposphere tube,4..up to 80% energy saving comparing with incandescent Bulbs5.8000hours long life and 1 year ... market It was designed to preheat the filament prior to lamp ignition in order to extend the lifetime of tube.After ...