The Navigation Range Afterangle Signal Light, Type CXH10-1, is a specialized lighting equipment designed for maritime navigation. It operates at a rated voltage of AC220V with a power output of 2*25W, utilizing an incandescent lamp as the illuminant. The light emitted is white, and the lamp holder conforms to the E27 standard. This signal light is characterized by a horizontal arc of 10° and a vertical arc of 30°, ensuring a visible distance of 2 nautical miles. It boasts a protection class of IP56, making it resistant to harsh marine conditions. The cable designed to fit this light has an outside diameter ranging from Φ12 to Φ14. For installation, it employs a seat-mounted type method, which allows for secure placement in various maritime vessels. The signal light is built to withstand a wide range of ambient temperatures, from -30℃ to +55℃, making it versatile for different climates. The construction material includes a high-quality aluminium alloy for the lamp body and toughened glass for the lampshade, contributing to its durability and reliability. The unit has a total weight of 5.3kg, balancing sturdiness with manageability for maritime use.