... box protection level:IP44 4.The frame of lamp board is made of high-quality steel, hot-dip galvanized 5.Mode of switch: hand control ... halide lamp. Application Large Squares,Stations,Ports,Airports,Stadiums, Highways,Container yards,Parks Town square,railway stations,docks,freight yard,highways ... ,stadiums,flyovers,etc. high mast light of tianxiang lighting equipment co.,ltd