Apple unveils own battery case for iPhone 6, 6S

Apple today started selling a battery case for the iPhone 6 and iPhone 6S, a tacit admission that the smartphone doesn't have enough juice to power the increasing demands of some owners, as well as that there's more money to be made in the accessories market.The Smart Battery Case -- priced at $99 -- comes in either white or charcoal gray, and according to Apple, will increase talk time to up to 25 hours, browsing time to as many as 18 hours on an LTE network, and adds an unspecified amount of a