5000 Kelvin. Type 3,4,5 optics. LED-8160 is truly an energy-efficient roadway fixture. LED- 8160 provides uniform light distribution in any given environment while minimum power. Its sides are constructed by die-cast aluminum while its patented centerpiece is designed to maximize heat dissipation from the LED light engine. This technology allows the fixture to run cooler maximizing LED and driver operating life. The powder painted "BodyGuard" finish provides excellent protection.