Features: 1,Website:http://www.estledlight.com, Driver: Non-Isolated power supply2, Rubycon capacitor3, LED Chips: SMD 2835, with LM-80 Report4, Housing: with aluminum housing good heat dissipation5, Cover: clear cover, frosted cover and striped cover available6, Life span: 50000hours7, CE/RoHS Product Discription Model NO:EST-RG-16WWattage (w)16WInput Voltage Range (V)100-277VPower Fact (pf)>0.95OP. Frequency (Hz./kHz)50Hz 60HzLuminous Efficiency (LM/W)>100LM/WLED QTY132pcsSize1198lmColor Rendering Index (CRI)>80DriverMean WellPower Efficiency>88%LED Initial Flux1600LMColor Temperature5000KLife Span50000 hoursWorking temperature-20℃-40℃;Warranty3 Years