HOWTO make a bike-charged emergency battery Boing Boing HOWTO make a bike-charged emergency battery. Cory Doctorow at 10:48 am Tue, Oct 29, 2013. <iframe width="600" height="450" src="http://www.youtube.com/embed/Q05NISGYYJg?showinfo=0&autoplay=1" frameborder="0" allowfullscreen></iframe>. |
Tuesday, October 29, 2013
HOWTO make a bike-charged emergency battery - Boing Boing
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