Get waterproof performance with unlimited, self-cranking power from the S.U.B. (Submersible Utility Beam). Easy-to-use crank for endless charging, and a 1/2-watt super bright LED bulb with 4 light settings allows for extra bright power that's rechargeable on demand. The S.U.B. will also charge your IPod® when you are away from home. Complete with non-slip rubber grip and wrist strap. A must-have utility light for any situation.