Stephen B writes – “Just because you are some bigshot executive, does not mean you drive in comfort to work everyday. For those that lead a hectic life and busy schedule without the luxury of topping up their phone battery via a car cigarette lighter, this should do the job using one of those old dynamo’s from the front wheel of a bike.” – Link.
Related:
HOW TO – Make an iPod charger for your bicycle! – Link.
