Hella Marine Incandescent Tri-Color Navigation Light/Anchor Navigation 12V LED Lamp w/ Housing 2nm Black. Non-magnetic and saltwater resistant. The lamp housing Specifications for Hella Marine Incandescent Tri-Color Navigation Light/Anchor Navigation 12V LED Lamp w/ Housing: Manufacturer: Hella Marine Light Type: Navigation Color: Black Bulb Type: LED Housing/Frame Material: Plastic Features of Hella Marine Tri-Color Navigation Light/Anchor Navigation Lamp- Incandescent Housing: Black Visible Range (Miles): 2nm Package Contents: Hella Marine Tri-Color Navigation Light/Anchor Navigation Lamp- Incandescent Hella Marine 2984601: Incandescent Tri-Color Navigation Light/Anchor Navigation 12V LED Lamp w/ Housing 2nm Black