Benefits:
- Contrary to the previous anchor models, the E1 starts immediately with the charging process as soon connect a device that has a not fully charged battery and loads at the highest possible voltage.
- Devices are thus rapidly charged and battery friendly
- The compact design of the E1 fits in your pocket
Disadvantages:
- Low capacity - while playing Ingress of E1 was "Swallowed" in just over an hour.
- Even after a month of intensive use of the E1 still brings the same performance as at the beginning.
Those who want only times as a last resort have an external battery case, if, for example, the train takes longer again, which is served well with the E1. For power users who play several hours Ingress or "the last demand from" the phone in a different way but worth the handle to one of the more powerful models