1)250W 400W High Bay Light 2)OSRAM metal halide or high pressure sodium lamp ... )220VAC, IP65, anti corrosion 4)waterproof 250W 400W High Bay Light/High Bay Lamp CERTIFICATION & APPROVALS:Ingress Protection:IP65Anti Corrosion Grade:WF2Standard ... high efficiency, especially suitable for fixed lighting in various high bay or high ceiling places.4) Strong resistant to corrosion, water ...