Solar powered arduino on the back of a playing card

Here’s a six word tragedy: My arduino needs four AA batteries. Really?  Isn’t this 2012?  Where’s my jetpack?!! Here’s a way to the future — a way to make a solar panel, from scratch, that can power any arduino off of sunlight or even light in your house.  Sort of a peel-and-stick power source for …

Solar powered arduino on the back of a playing card Read More »