A company called Tremont Electric introduces the nPower PEG (Personal Energy Generator), which is a small, lightweight device that allows you to create renewable energy while you walk or run.
Users simply put the PEG vertically in their backpack, briefcase, or handbag. As they move, the PEG will harvests the kinetic energy that you’re already generating and converts it into usable power for recharging your cell phone, MP3, or other handheld device. According to the company, the PEG is compatible with 90% of hand-held electronic devices using adapter tip (compatible with tips from iGo).
The nPower PEG is available now in serveral packages, such as pack for Apple, for Blackberry..etc. Each pack is priced at $149.99.