Perko Horizontal Mount Stern LightHorizontal Mount Stern Light features a polished stainless steel top and a durable black polymer base, designed for reliable stern illumination on marine vessels. USCG 2-mile certification ensures compliance for navigation requirements. It includes a 12-volt, 10-watt bulb for ready-to-use installation.Key Features USCG 2-mile (2nm) certified stern light; Polished stainless steel top; Durable black polymer base; Horizontal mount design; Includes 12V bulb; Marine-grade construction; Specifications Voltage: 12 Volt; Wattage: 10 watts; Amperage: 0.80 amps; Base outside diameter: 2-3/8"; Height: 1-5/8"; Screw size: #4;