Masthead Light 5nm Horizontal Mount - Black HousingFeatures:LED (Light Emitting Diode) navigation lightUnique and precise definition of light anglesRugged and unbreakable: Precision machined anodised aluminium housing protects the LED's and electronicsCompletely waterproof and vibrationproof: Interior is fully filled and sealed with special potting resinWaterproof to IP 68+ (submersible)Low power consumption - 70 to 90% less than traditional navigation lightsFull brightness with input voltages ranging from 10 to 32VAll Lopolights have been tested several times during production, a total of more than 24 hoursEasy to install, adaptor and screws included (when applicable)Specifications:Light Colors: WhiteSupply Voltage: 10, 0 - 32, 0 VDCIntensity: >65cdVisibility: 5 nautical milesMaterials: Black anodized aluminum, PMMA lens, A4 stainless steel screws, Epoxy, Polyurethane Mounting: HorizontalVessel Size: 20 - 50 meters (65,6 - 164 feet)