At this year's CES, BuQu Tech introduced Magnetyze Mobile Battery ($60), the latest in a family of accessories made to complement its wireless charging case for iPhone. The 1800mAh battery is inside a small, rather nondescript black plastic box. It has the standard micro-USB input and full-USB output that most batteries have, and it can charge with the included cable when needed. It's the magnetic pads on the front and back that make it interesting…