In use, the Power Bank is just great - The Micro USB cable simply needs to be expanded and put it in my case the Lightning adapter. Thus is beautifully hidden by this brilliant idea everything compact inside the Power Bank.
The 2500mAh (which approximately 1800mAh usable by voltage conversion) sufficient 6 Plus almost completely recharge my iPhone (~ 90%) and the usual speed, which is achieved with a normal USB cable. Charging the Power Bank is displayed with a red LED lights up and using these blue.
In summary, one can say that the Power Bank Top is visually and qualitatively and these "to go" is just great.