ProGLOW LED Halo Headlamp features projection style high and low beam with advanced optical D lenses for a smooth, bright white beam pattern. Headlamp automatically keeps low beam LEDs illuminated when high beam is activated, no additional harnesses required. Built in ProGLOW color changing Halo plugs into ProGLOW Bluetooth Controller (sold separately). The innovative app connects to IOS or Android providing Bluetooth control of your lights at your fingertips. 6000k color temperature. DOT/SAE compliant.