RibbonFlex Pro Nautical Navigation Red & Green LED Strip Light Tape from Armacost Lighting is rated IP67, making it an ideal weatherproof solution for watercraft navigation lighting on the bow of boats and yachts. The 18” LED strip lights are weatherproof, but not meant to be fully submersed underwater. IP67 rated tape light is 100% protected from dust and sand and protected against immersion in water between 5.9 – 39.37 inches (15cm – 1m) deep for up to 30 minutes. Can be installed in a variety of outdoor or wet locations, such as poolside decks, patios, porches, docks, RV & campers, and restaurants. Refer to US Coast Guard navigation light regulations specific to your vessel.