Charge gadgets easily with this mophie Powerstation plus external battery. Its versatile switch-tip cable lets you charge either an iOS or microUSB device, and the convenient extra port lets you charge two devices at once. This 6000 mAh mophie Powerstation plus external battery extends the life of your smartphone battery for up to 24 hours between charges.
I used this at an all day concert because I did not want to leave my phone at a charging station. Lightweight and powerful and a hit with my friends who all begged to use it. Plenty of juice for all of us.