Need power on the go? The Satechi 10000 mAH Portable Energy Station has more than enough to power your USB devices on the go. It can provide power for iPhones, Kindles, iPads, and tablets. It has 2 USB outputs so you can charge two devices at the same time. It is compact and lightweight. The tips included allow you to connect this to all kinds of devices. This is available for $49.99.