Led street lamp 1) energy saving: With unique optical design, it is more energy saving efficient compare with high pressure sodium lamp to achieve the same lighting condition 2)Long life: Up to 20, 000 hours 3)Environment friendly: No mercury , no flash , no ir and uv radiation free 4) lampstandard is made of aluminum , the surface with oxidization treatment 5) protection classification: ip65 6)Led power :70w 7)Color :white 8) input voltage\frequency: 85v~260v (ac)\50hz\60hz 9)Lumen output (°): 3600lm 10)Luminance avg (8m): 20lx 11)Color temperature (k) :3500-6000 12)Color rendering index (ra): 380 13) lumen decay :after 10000hrs