Rectangular light with reflector lens eliminates the need for a separate reflector to meet DOT requirements. Single wire design grounds through mounting screw. All-weather molded plastic housing and durable lens protect against corrosion. Features ear-mount black base, snap-on, replaceable lens, and easy-to-change bulb. Mounts on 2-3/8" centers. 3-5/16"W x 2-3/8"H.