TD93DLXTARO2-48 4-Head Arrow Traffic DirectorDesigned to give you mobile, on site traffic directing capabilities Made from durable extruded aluminum, these Traffic Directors will not warp or bend Steer traffic away from dangerous situations and roadway hazards Micro processor control unit offers four modes with distinctive flash options Use them on location for road construction, accident, or roadside repairs Front load for easy replacement of individual heads Ships complete with back lit