50W 100W LED high bay industrial light applications: In the important lighting area, such as industrial and mining plant, warehouse, toll station, gas station, supermarket, museum and gymnasium. Parameter: Model numble:JSGK50W JSGK70W JSGK100W Input voltage: AC 85V-265V 50-60Hz Efficiency of power: >90% with life over 40,000 hours Power:50W 70W 100W Lighting efficiency: ≥100Lm/W LED luminious flux: >5000Lm >7000Lm >10000Lm CCT: Chosen as your requirement in 2700-7000K, Environment: -30oC-50oC / 10%-95%RH IP grade: IP65 Lamp body & cover: High purified aluminium reflector, oxidation on the surface, resinification for the inside.