Roof Mount Spotlight RFM-7 with 10.25 inches from center of lamp to center of rubberized handle(-bla Equipped with a 100 watt Type H3 halogen bulb with an aluminum reflector and polycarbonate lens. 1,900 lumen spot beam projects approximately 700 feet in length by 70 feet wide. Rotation and up and down directional is controlled with the handle by twisting it. Spotlight measures 10.25 inches from the center of the lamp to the center of the handle. This light operates on 12 or 24 volts DC.