Contour Anchor Light - 39' - Black Shaft White Base LED Navigation Anchor Light - The design says it all. Unobtrusive, durable, reliable, with striking good looks. The slimmest profile in the industry and a locking retractable base. Select from 12” or 1m heights. U.S. Coast Guard approved 2nm. Features: * USCG approved to 2 nautical mile (2NM) * Slim profile with small footprint * Available in 12'(1 ft)  and 39'(1M) lengths * Retractable design with lockable base * Easy installation with 2-wire hookup * Voltage: 10-30V DC