This advanced Marine Navigation Light Controller ensures precise compliance with COLREGs (International Regulations for Preventing Collisions at Sea). Designed for robust reliability in harsh maritime environments, it features fully automated control for masthead, sidelights, stern, and anchor lights. The system includes automatic failure detection, seamless switch-over to backup lamps, and intuitive manual override. With its IP66 waterproof rating and corrosion-resistant construction, it guarantees continuous operation. User-friendly interface allows for easy mode selection and status monitoring. This essential device enhances navigational safety, reduces crew workload, and is suitable for all vessel types, from commercial ships to work boats.