The "universal fit" design of these all round pole lights easily adjusts for up to 20 of rake. Their bright long-life LEDs consume minimal power (less then half of an incandescent bulb) and are corrosion and vibration resistant. Globes are permanently sealed to the body and feature a reduced-glare design. Electrical contacts are gold plated to assure reliable connections and long dependable service in the marine environment. 36" Pole length Locking and large threaded collars, Two pole screw positions 2 mile Coast Guard certified for use on powerboats under 20m, 65.5'