Create Your Own DIY Solar-Powered USB Charger For All Your Portable Gadgets!
Zimmerman has suggested DIY USB charger based on solar energy which also very comfortably fits inside the Altoid tin. With this new solar charger one would be able to charge up most of the mobile devices by means of 2 AA rechargeable batteries in addition to agile thin coating solar panels.
Want to build your own portable solar power generator to take with you on camping trips or for use in an emergency? Goal Zero’s version of this cost $400, depending on what you include yours will under cost $150 by buying inexpensive parts from Amazon.com. Look for a parts list at http://solarburrito.com/build-your-own-solar-power-generator/.