Item Type: Boat Navigation Lights Material: PA engineering plastic, PC Voltage: DC12V Rated Power :2W Maximum Viewing Distance: 2NM(nm) Power Supply Mode: External power control Light Source: LED Protection Level: IP66 Applicable Hull Range: 39.4 ft (12 meters) Package List 1 x LED Navigation Red Light 1 x LED Navigation Green Light 1Signal Indicator: The red and green LEDs are designed to provide a 2NM high visibility operating signal for upcoming targets and are adaptable to a variety of harsh environments. 2IP66 Waterproof: Built in high density foam silicone rubber sealing ring can completely avoid water induced short circuits, bringing you high reliability. 3Rugged Construction: LED navigation lights are made of PA engineering plastic and PC material, sturdy and durable, with better alarm indication function. 4Energy Efficiency: LED lamp beads have higher luminous power, lower energy consumption and longer service life, perfectly meet your needs. 5Applicable Range: Red light on the port side, green on the starboard side, suitable for hulls up to 12 meters, perfect for improving the safety of ship navigation.