XTPower® MP-5000 Power Bank - portable external USB Battery Charger with 5000mAh -. 2 USB 1A incl 10 adapter (Wireless Phone Accessory)
An extremely simple device, which simply makes only what is supposed to do: save energy and give it back in an emergency on the phone / netbook / tablet. The stated 5000mAh seem to be achieved, because I can load my phone battery (2500mAh) exactly tw