... . Electric 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,time control and microcomputer control. 6.light ... ,Stations,Ports,Airports,Stadiums, Highways,Container yards,Parks Town square,railway stations,docks,freight yard,highways,stadiums,flyovers,etc. high mast ...