Perko Masthead Light - Black Plastic, White Lens. Masthead Light features a black polymer housing, pre-wired double contact bayonet socket and 3' of 16/3-SO cable, and a watertight access cap for rebulbing and cleaning. Bulb not included (compatible with 12, 24, 32 or 120 Volt bulbs). Height overall: 7-1/2"; Height Lens: 4-1/2". Screw Size: #1/4". Lens Color: White. Visible Range: 5nm. Housing: Black. LED: No. Item dimensions: 9 x 6 x 6 inches. Item weight: 2.6 pounds. Package dimensions: 10 x 8 x 6.25 inches. Package weight: 1.29 kilograms (approx. 2.84 pounds). Product is waterproof and suitable for personal vehicle service types including car, truck, RV, boat and related replacement lighting applications.