Sea-Dog LED Port/ Starboard Navigation Light Black. LED Side Mount Navigation Lights are approved for USCG 2 NM (Colreg 2 mile). One pair includes port and starboard lights. 400072 is constructed of injection molded ABS. Installs with two #8 FH fasteners (not included). All USCG approved navigation lights must be mounted properly to provide the correct visual alignment and allow unimpeded sight lines. Please refer to USCG regulations for 1 NM and 2 NM navigation lights for more information. Specifications for Sea-Dog LED Port/ Starboard Navigation Light: Manufacturer: Sea-Dog Light Type: Navigation Color: Black Bulb Type: LED Package Contents: Sea-Dog Black LED Navigation Lights Sea-Dog 400073-1: LED Port/ Starboard Navigation Light Black