USB power banks are a dime a dozen these days. Believe it or not, they are often given away at trade shows and conferences -- they have become a ubiquitous throwaway promotional item, much like the USB flash drive. Not to mention, sites like Amazon are littered with these USB battery packs at rock bottom prices. Of course, that's not to say all power banks are created equally. Just like with flash drives, power bank specifications matter. It is still worth investing in a quality unit. With all of that said, it can be very hard for such a device… [Continue Reading]
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