Aqua Signal LED Portable Stern Light (C-Clamp/U-Bracket) Energy-efficient portable stern light for vessels under 23 feet at speeds less than 7 knots All-around white LED light maximizes visibility on the water Great for added safety for inflateables, kayaks, canoes, dinghies, and jon boats Includes "C" clamp, U-bracket, and 24-inch pole Powered by 4 AA batteries (not included)