... FeaturesProduct characteristics:Pole,bracket,battery box are all made of quality steel,with hot galvanized treatment,painting with ... for LED light34W, LED chip imported from Bridgelux of USA4Heat dissipatedAir Convection radiator5LED luminous efficiency100-120lm/w6LED Illumination ... , over charge and discharge protection, PMW light10 Height of lamp3.5m, hot galvanized steel with plastic spray, ...