COMPLETE SET 2 navigation lights, green and port red, visible in the dark. Ideal for replacing old lights to restore reliable night visibility and signaling. ENERGY EFFICIENT LED technology delivers 2nm visibility with low energy consumption. Modern design with an optimized size for compact installations. PREMIUM DURABLE MATERIAL Made of premium PC plastic, -proof, impact-proof, and saltwater-proof for long-lasting durability in marine environments. EASY INSTALLATION Convenient installation without complex tools. Suitable for bow and stern lights to enhance navigation safety. USE SCENARIOS - Replacing aging navigation lights on a small boat or dinghy to restore clear signaling at night. - Upgrading bow and stern lighting on a sailboat for compliant, reliable night navigation during coastal cruising. - Adding durable, saltwater-proof lights to a fishing or recreational vessel for long-term use in harsh conditions. Notes: consistent with original specifications and function—green light and port red, 2nm visibility, energy-efficient LED, PC plastic construction, compatible with bow and stern light applications.