Aqua Signal All Round White LED Navigation Light with Black Housing USCG (A-16) certified for 2 mile visibility for Power or Sail boats up to 65' (20 m) For 12V or 24V power systems, low power consumption from 0.18-0.54 amps Completely sealed and waterproof, totally maintenance free Polycarbonate housing, seawater resistant, UV protected, non corrosive, slim design