Attached to the back of the light is a self-mounted ballast unit. Unlike most off-road lights, the KC light has a solid mounting base. In order to swivel the light direction KC has mounted for bolts to the front casing on the light. Adjusting each one of these bolts will shift the direction of the light output anywhere you need it. Having a solid mounted base assures your light wont slip out of place during abuse. You would be hard pressed to find a stronger or brighter off-road light on the market today.