Detailed Product Description TUV mark, EMC/TUV, CE ,RoSHAverage life: 2,5000hrs PPFC circuit, THD<15%, Power Factor≥0.97 Pre-heat start,flicker-free,preheating lamp electodes,enables the lamp to be switched on and off without reducing useful life. Compliances EN55015 EN61000-3-2 EN61547 EN61347-2-3 Technical termperatures : Tc 70 Ta -10~50