The Gravity LED Pro 7" headlight uses KC's patented Gravity Projector Optic (GPO). Utilizing this proprietary projector lens technology along with a GRD LED core, KC engineers were able to deliver a more controlled beam pattern while setting new industry standards in light shape, clarity and output. The Gravity LED Pro 7" Headlight features KC's patented Gravity GRD technology, which is engineered to direct every lumen from powerful LEDs to precision reflector optics. High/Low beams as well as DRL functionality comes factory installed in this KC projector headlight while greatly Improving visibility and clarity over your factory Jeep JK headlights. Surrounding our high-performance Pro 7" Headlight is a durable Die-Cast housing, and a hard coated Polycarbonate lens, which is designed to tolerate the harshest climates, terrains and conditions."