Exterior lighting covers all lights around the perimeter of an automotive. In addition to the exterior lighting being a necessity and required by law, they are also regarded as one of the most important accessories of a car. Undeniably, lights have evolved from purely technical elements to design highlights that serve as a distinguishing feature of your automotive. We have largely categorized exterior lighting into two general sub-groups as Main beam functions and Signal functions. Similarly, the former function undergoes Reflector based system, projector based system, and Advanced Headlamp technologies. The signal functions are further categorized into head lamp, rear lamp, and misc. which includes Blind spot detector module, warning lamp, licence plate lighting, and much more.