CLASSIC LED 20 All-round & Tri-colour LightThis all round (white) & tri colour navigation light features an improved bulb holder, simplified wiring installation and compact two piece design. This is one compact product with protection against electrolysis, easier and more effective electric connection. For boats up to 20 m Visible distance: All round: 2 nm, Tri colour: 2 nm 12 24V DC & 4W each light Deck mounted Waterproof, non corrosive, non magnetic To change the bulb follow the