The starboard navigation signal light is an essential component for maritime safety, typically mounted on the right side of a vessel to indicate its direction to other ships, especially during night time or poor visibility conditions. These lights are designed to be highly durable, waterproof, and visible from a significant distance to prevent collisions. They are also built to withstand extreme temperatures, ensuring functionality in various environmental conditions. For vessels under 12 meters, a 15W light like the CXH-3P model can be suitable, providing the necessary visibility for safe navigation.