Features:1,Website: , Phase change heat sink2, Meanwell HLG driver3, Philips 3030/Nichia 30304, 5 years warranty5, High lumen>110lm/w6, Reflector: 45°/90°/120°7, CE RoHS Approved8, Healty Ray, no UV or IR radiation9, Friendly environment and energy savingProduct DiscriptionModel NO:EST-GKZ-200WWattage (w)200WInput Voltage Range (V)100-277VPower Fact (pf)>0.95OP. Frequency (Hz./kHz)50Hz 60HzLuminous Efficiency (LM/W)>110LM/WLuminous flux22000lmColor Rendering Index (CRI)>80DriverMean WellMaterialAL+PCColor Temperature2700-7500KLife Span50000 hoursHeat Sink ColorBlackLight source Philips 3030/Nichia 3030Working temperature-20℃-40℃;G.W8kgApplication:WorkshopFactory BuildingsWarehouseConstruction BuildingExhibition hallSupermarketGymnasiumsGas stationHighway Toll stationOther places needing a high bay lighting