1.High quality SMD3014 2.Long life span>=30,000hours 3.High PF>0.9 CRI>80 4.Energy Saving 5.CE,RoHS&ETL,TUV Universal input voltage 120-277V ACSMD LED lighting source,energy -saving up to 60%NO humming,instant start NO UV or IR radiation ,No mercuryMaintenance free operation TUV and ETL certified LM79 is availableILLUMINATION lighting for Homes , offices, restaurants ,hotels, malls, buses ,trains ...