1.Epistar or others 2.Lifespan:>50,000hrs 3.Samples, OEM offered 4.6w led bulb light 5.3~5 years warranty, CE RoHS 1.Epistar chip or others2.Lifespan:>50,000hrs3.Samples, OEM offered4.6w led bulb light5.3~5 years warranty, CE RoHS Modle No.JY Q 01-6wBrandSproutMaterialAluminum+Glass/PC/PMMAPower and Frequency6w , 50-60HzPower Factor>0.85ChipEpistar chip. Edison, Cree or other chips are available. ...