Head lamp assembly LED all model with LED DRL increases your car's visibility to oncoming traffic and pedestrians. As a result, it faces forward as opposed to downward like headlights and fog lights. Driving at night is made much safer with this type of headlight. It is usually sounds like light-emitting diode headlights. Head lamp assembly LED all model with LED DRL transports the energy-emitting photons that produce light using semiconductors. It is used in several vehicles for providing illumination.