1.Green products with good quality 2.Through CE,ISO9001,GMC certification 3.Maintenance free 4.Life time 25years Technical parameters of Pole lampHeight: 6~11M, galvanized cone-shaped mast with coating finish on the surface (design according to requirements)System voltage: DC12V/24VLighting sources: 18W~150W low-pressure sodium lamps, high-pressure sodium lamps, energy-saving lamps, large-power ...