
Hydra Powered Light
The Hydralight flashlight runs on water! Any kind of water: Regular, Distilled or salt. No batteries. Up to 100 continuous hours on a single water dip and has a 25-year shelf life. Each fuel-cell lasts up to 300 hours. Great for camping, backpacking, emergencies or everyday use. This Battery-Free Flashlight replaces old technology that was previously seen in Emergency Wind Up, Crank, Solar power, shake out flashlights.