attwood 3810-7 Quasar Stainless Steel Bi-Color Deck Mount Boat Sidelight with Wires Enhances safe operation from sunset to sunrise or anytime theres poor visibility Provides 2 nautical mile range of visibility in a 225 degree radius Watertight construction designed to withstand corrosion Compact size with smooth contour housing Includes 10-watt bayonet lamp