Wallet. Keys. Cell phone. Tablet. Laptop. Headphones. Cash. ID. These days, there's a lot that you can't leave your house without. If you go back and look at the above list again, four of those essentials are electronics―and electronics upon which our lives are based. Electronics need chargers to survive, meaning that by the transitive property, YOU need them to survive. Unfortunately, most smartphones, computers, and tablets of today are not built with batteries that last more than a day.
The typical smartphone can run dry in just a few hours of heavy use. Furthermore, there may be many instances in which you need to sync a device to a computer or print materials off your laptop or tablet. As a result, you may need to carry a USB cord with you wherever you go. But here's the kicker: What if the only way you can charge your phone, print a document, or upload material is through a computer or other device with USB ports that differ from yours?
