USCG Certified for replacement use on power driven vessels under 12 meters (39.4 ft.) in length. 1-mile visibility. Chrome plated zinc alloy with Black vinyl mounting gasket. 12V bulbs included. Screw size is 8.
Housing: Chrome, Size: 5-1/2" L x 3-1/8" W x 1-3/4" H ", Pack: 2