The 4" Electric Green Glass Side Light is an great way to keep your boat safe and compliant with maritime laws. The solid brass fixture is polished and lacquer finished to ensure a shine that will last a long time. It is fitted with a green lens that designates the starboard (right) side, and it can stand alone or hang. A port (left) side light is also available (#8311R/E). This light comes with a two year limited warranty.