Cold White Lamps 1.tri-phosphor rare earth fluorescent powder tube. 2.PBT shell 3.class A 4.one year warranty ... products comply withERP(EUP) and the RoHS directives, with CE, GS, CB, PTC, and PSE approval. We are also the loyal ... SALES !!! Cold White Lamps 6400K E27/B22 4U (CE,ROHS, GS) ² Flicker-free, Rapid Start: <1S² Power factor: PF >0.6 ... SALES !!! Cold White Lamps 6400K E27/B22 4U (CE,ROHS, GS)