... .Shell protective:IP66 4.Insulation grade:I 5.Corrosion-proof grade:WF2 Explosion proof floodlight,explosion proof lighting,explosion proof luminaire. Rated Voltage220VLight sourceAverage service life of luminous ... be used as a floodlight on roadway, railway tunnel, bridge and culvert, plaza, and building, etc.FeaturesExcellent explosion-proof performance enables the light ...