LightArmor all-around navigation light is 30% lighter than earlier Attwood all-around lights and features exclusive condensation management for increased visibility. Exclusive anti-glare engine preserves night vision, and articulating head allows you to spread light in all directions. Shock, corrosion, and waterproof electronics, plus a strong locking collar increase durability in marine environments. Provides over 50,000 hours of service. Easy, single-handed cam-lock operation. Construction includes sturdy aluminum pole and composite base. USCG 2NM certified for boats up to 39.4' in length. Ten-year warranty.