Pop-up Ports Keep this Backup Battery Slim and Svelte

What's the point of carrying around a backup battery that's larger than the smartphone it's designed to boost? It defeats the purpose of carrying a pocketable device in the first place. When it comes to backup batteries, slim is the only way to go, and with a set of pop-ports that keep its USB ports free of dust and… » 12/24/13 11:30am 12/24/13 11:30am