New Trent Easypak 7000mAh Portable Triple USB Port External Battery Charger/Power Pack for Smartphones, Tablets and more (w/built-in USB cable)
Great device for use while travelling.<br />It does a great job! It is more of a backup battery.<br />Use it to charge my Galaxy Nexus, plus occasionally Nexus 7, works great. Easy to use, had a build in micro-usb cable, for almost every portable device out there and 2 usb ports for 1A or 2.1A output.