1.Heigh:15-25M 2.Lampshade:tempered glass 3.Aluminium material, ... Technical parameter 1.Light source:400W-1000W High pressure sodium lamp or high pressure metal halogen lamp.2.Lighting ... microcomputer control.6.light source: 6-24*400W-1000W Sodium lamp or metal halide lamp. Application Large Squares, ... stations,docks,freight yard,highways,stadiums,flyovers,etc. 25m the high mast light with 400w HPS