Seaview LTBLED12C5 Modular Light C5 Certified Round Model: LTBLED12C5 (WHITE) C5 certified Round Seaview 3NM LED combination mast head allround light / IP67 watertight with 7' of wire (12v). USCG approved for boats up to 20 meters ( 65.6 ') in length. For top of modular light bars.