LED Bulbs Design: The marine lamp using LED bulbs as light source, the maximum visual distance is 2 nautical miles. Widely used in ships, yachts, etc.External Power Control: Adopt external power control, easy to install. Suitable for hull less than 12m / 13.1yd, meet the needs of most individual vessels.Manufacturing Material: Made of high quality PA engineering material base and PC lampshade material, the protection grade is IP66, durable, which can be used for a long time.Diverse Features: DC 12V24V voltage, 20 ~ +45 storage and operating temperature, IP66 protection level, provides 360 irradiation angle.Simple Operation: Simple to operate, easy to use, easy to install and disassemble. Without any difficult requirements even though you use it for the first time.Specification:Item Type: 360 Degree All Round Boat LightWeight: Approx.113g / 4.0ozMaterial: PA Engineering Material Base +PC LampshadeColor Temperature: White LightRated Power: 5WIrradiation Angle: 360Luminous Type: Steady OnMaximum Viewing Distance: > 2NM (2 Nautical Miles)Applicable Hull Scope: Less Than Approx.12m / 13.1ydVoltage: DC12V - 24VStart Mode: External Power Supply ControlLight Source: LEDStorage And Operating Temperature: -20 ~ +45Installation: Screw InstallationProtection Level: IP66Diameter: Approx.5.3cm / 2.1inHeight: Approx.7cm / 2.8in