Features:1,Website: , Phase change heat sink2, Meanwell HLG driver3, Philips 3030/ Bridgelux 45mil4, 5 years warranty5, High lumen>90lm/w6, Reflector: 45°/60°/90°/120°7,  CE RoHS Approved8, Healty ray, no UV or IR radiation9, Friendly environment and energy savingProduct DiscriptionModel    NO:EST-GK-60WWattage    (w)60WInput    Voltage Range (V)100-277VPower    Fact (pf)>0.9OP.    Frequency (Hz./kHz)50Hz 60HzLuminous    Efficiency (LM/W)>90LM/WLuminous    flux5400lmColor    Rendering Index (CRI)>80DriverMean WellMaterialAL+PCColor    Temperature2700-7500KLife    Span50000 hoursHeat    Sink ColorBlack or SilverLight    source SMD/COB ledWorking    temperature-20℃-40℃;G.W6kg Application:WorkshopFactory BuildingsWarehouseConstruction BuildingExhibition hallSupermarketGymnasiumsGas stationHighway Toll stationOther places needing a high    bay lighting