Three High performance LEDs. High grade sturdy full metal light assembly with housing, reector and mounting bracket made of die cast aluminum. Matte black powder-coated housing. Optics free glass lens for a modern design. Low power consumption. Very high lifespan no bulb change necessary. Homogenous and ideal illumination due to computer optimised fine tuning of LED light sources and free form technology. Reduces driver fatigue. Special blue retaining ring to indicate LED technology.