YoGen acts like a yo-yo to generate power for phones (podcast)
Easy Energy's Allison Morrison discusses a handheld device that
generates emergency power for cell phones and iPods.  The YoGen
generates power for cell phones Easy Energy  There are all sorts
of devices that provide a quick charge for a cell phone or other
gadget when you can't get to an electrical outlet. Most, like
the Energizer Energi To Go products, require you to insert AA
batteries that transfer energy from the AA battery to the
device's internal battery. But Easy Energy has a battery-free
solution.  Spokeswoman Allison Morrison told me about the
company's YoGen product, which is like a yo-yo that generates
power. It's a handheld device with a cord. Pull the cord a few
times and it generates enough power to use your phone for a few
minutes. It's probably not something you would ever use for a
full charge, but it could be a lifesaver if you have to make an
emergency call while your phone's battery is dead. The device
costs $39.99 and is ava