The Gravity(R) LED Pro 7 in Headlight features KC's patented Gravity GRD technology which is engineered to direct every lumen from powerful LEDs into usable light output. The Gravity(R) LED Pro 7 in Headlight uses a durable die-cast housing and Polycarbonate lens to tolerate the harshest climates and conditions. The Gravity(R) LED Pro 7 in headlight uses KC's patented Gravity(R) 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.