1LED Bulbs Design: Adopt LED bulbs, 360 irradiation angle, maximum viewing distance of 1 nautical miles. Widely used in s, yachts, and so on. 2External Power Control: Adopt external power control, easy to install. Suitable for hull less than 12m / 13.1yd, meet the needs of most individual vessels. 3Manufacturing Material: The base is made of 316 stainless steel, aluminum rod and PC materials, which can be used for a long time. 4Diverse Features: DC 12V24V voltage, 20 ~ +45 storage and operating temperature, IP66 protection level, 360 irradiation angle, 5W rated power. 5Waterproof Grade: IP66 waterproof grade, the navigation lamp can improve the waterproof performance and adapt to all kinds of outdoor weather. Item Type: LED Navigation Light Weight: Approx.240g / 8.5oz Material: Base 316 Stainless Steel + Aluminum Rod + PC Lampshade Color Temperature: White Light Rated Power: 5W Irradiation Angle: 360 Luminous Type: Steady On Maximum Viewing Distance: > 2NM (2 Nautical Miles) Applicable Hull Scope: Less Than Approx.12m / 13.1yd Voltage: DC12V - 24V Start Mode: External Power Supply Control Light Source: LED Storage And Operating Temperature: -20 ~ +45 Installation: Screw Installation Protection Level: IP66 Length: Approx. 25cm / 10in 1 x Signal Lamp 2 x Screw