Perfect for recreational powerboats operating between sunset and sunrise. Bi-color navigation lights from Perko are built for powerboats less than 20m or 65 6”. The plastic base includes a snap-in lampstand. Ultrasonically welded lenses resist moisture and the red and green lenses are optimized for visibility. Key Features USCG approved with 2 miles of visibility Sidelights come in pairs with one green and one red Mounting hardware #8 FHMS (sold separately) Includes 12volt bulbs For more information about Perko navigation lights, please refer to the Perko Bi-Color Light Series information sheet.