Is your smartphone battery sucking the fading fumes of its final milliamps? If it is, there is absolutely, positively no reason whatsoever for you to be frantically foraging for an AC outlet. None. Zero. Not when there are literally hundreds of portable power options in a wide variety of sizes, form factors and capacities to be had at surprisingly low prices. For instance, you can buy a battery case for your phone. Or, you can buy a compact charger to stash in your pocket or purse. You can buy a slim battery just slightly larger and thicker than a credit… [Continue Reading]