Rather low in capacity for an iPhone battery, Patriot Memory's Fuel+ 1500mAh Mobile Rechargeable Battery with Lightning Connector ($50) is the latest backup charging solution with a built-in Lightning plug. The white plastic rectangle is a far plainer shape than something like PhoneSuit's Flex Pocket Charger, but it's also thinner and narrower, matching the width of the iPhone. Removing the cap at the top reveals the Lightning plug, which, due to…
