This Credit Card Sized Backup Battery Is a Different Kind of Charge Card

Unless you're completely killing your smartphone's battery on a daily basis, you don't need to haul around a massive backup battery. A single emergency charge is all most of us need for those days when we talk or stream more than we intended, which makes the Tarot's 1,500 mAh capacity the perfect balance of size vs.… » 4/11/13 5:20pm 4/11/13 5:20pm