HYmini alternative power source

HYmini uses wind power to charge its internal battery, which on its side can be used to charge your gadgets. If there is no wind, you can use the optional solar panel or plug it in the outlet and charge it the old fashioned way. If you are interested, you can find the HYmini for $50, the optional solar panel for $25, also armband and bikeband for $15 and $9 respectively.

Source: http://www.engadget.com