... 2.Lifespan:>50,000hrs 3.Samples, OEM offered 4.9w led bulb light 5.3~5 years warranty, CE RoHS 1.Epistar ... or others2.Lifespan:>50,000hrs3.Samples, OEM offered4.9w led bulb light5 ... )MaterialAluminum+PC/Glass/PMMA Power and Frequency9w , 50-60HzPower Factor>0.85ChipEpistar chip. Edison, Cree or other chips are available.Base ...