RAILBLAZA illuminate marine navigational bow lights are versatile and efficient lights perfect for boats under 36 ft. in length. They meet all the requirements of a port/starboard navigation light and offer bright lighting with long battery life that’s perfect for cruising around. While other lights might use tri-color options, RAILBLAZA illuminate navigational bow lights only use port/starboard colors to save energy and maximize battery life. Crafted with high-quality Osram power LEDs, they ensure you’ll have plenty of bright light while using minimal electricity. They are lightweight and IP67 rated, so you can take it on the water without worrying about damage from dust or water.