1Wide Application: Boat stern light has a wide range of applications and is fit for fishing boats, yachts, ships, and marine. 2High Visibility: The boat anchor light with 63 LED lamp beads can achieve all round 3NM reliable lighting, ensuring that the ship is highly visible in the dark night to avoid maritime accidents. 3IP66 Waterproof: Boat navigation anchor lights have a built in sealed waterproof ring to keep out moisture and extend the working time of the bulb. 4Stable Base and Pole: The navigation light has rugged base and pole for a stable stand in rough seas without fear of the base breaking. 5High Grade Materials: LED anchor navigation light is made of aluminum alloy base, anodised surface and Pc lampshade, which can be used for a long time in high salt and humid environment.