Have you ever fumbled in the darkness for a flashlight during a power outage only to discover that your batteries were dead? At long last, a torch that lasts forever! It's powered solely on shake-energy, so you'll never have to go through the frustration of running out of batteries again. That's because it doesn't require batteries. Just shake it for 30 seconds and you'll have up to 5 minutes of continuous bright light. Imagine the money you'll save by not having to replace costly batteries. Features: Never needs batteries, Never needs bulbs, Waterproof, Floats in water, Great for cars, boats and campers and all emergency kits. 30 Seconds of shaking provides up to 5 minutes of continuous light. 22cm in length.