Product Features: ■ Compact structure, light and beautiful. ■ high corrosion resistance, die-cast aluminum lamp body. ■ High-purity aluminum anodized reflector, high reflectivity. ■ -40 ℃ ~ + 60 ℃ ambient temperature under normal start and work. ■ low light decay, long life, energy saving. ■ 2700K to 6400K, the color temperature varied options. ■ Suitable for tunnels, toll stations, and other sites.