Flashing lights (luminous signals); Neon lights (signals); Personal identification lights; Road hazard warning lights for use with road cones; Road hazard warning lights for use with traffic cylinders; Safety signals in the form of flashing lights; Security apparatus incorporating lights for use on the exterior of buildings; Strobe lights (warning beacons); Strobe lights for checking; Warning lights (beacons); Warning lights (flashing beacons)