It works great, apparently. The backpack itself is mounted on rails, so it moves up and down when its wearer moves. The movement generates enough electricity to power your gadgets, and the design actually relieves stress from the user.
Backpack generates 40W just by walking (video)
Posted on Monday, October 05 2009 @ 7:16 CEST by Thomas De MaesschalckGizmodo spotted a video of a new military backpack that generates 40W just by walking:
