Kraftwerk is a portable power plant that keeps you off the grid

We are attached to wall outlets almost as closely as our devices are. Tablets, phones, gizmos, and gadgets have to be plugged in regularly to keep up with how much we use them. While it’s not too taxing at home, it’s almost impossible to find enough plugs when you’re out and about. Wouldn’t it be nice if you didn’t have to deal with electricity altogether? The Kraftwerk will let you ...