1) Scope of supply:
The battery comes with a useful manual in English. With the scope of supply also includes a Micro USB charging cable (50cm), a snap hook and an iPhone adapter.
2) inputs and outputs:
The battery provides two 5V /2.1A ports for simultaneous charging of up to two external devices as well as a micro USB input for charging the battery. All connections are protected by rubber caps before Feuchigkeit and splash.
The battery charge level is indicated by 4 blue LEDs on the top of the battery. There is also the on and off switch. Charging does not start automatically with the connection of a mobile device, you must turn on the battery. However, the charging process ends automatically when the mobile device is fully charged. All connections can be easily connected to the respective cables that also seated properly and secured then.
3) Battery life:
The Power Bank has a storage capacity of 12000mAh and comes preloaded. There are two ways to recharge: either one of the supplied cable or via the solar panel that occupies almost the entire top of the battery. The reached charge level can be read by the blue LEDs again. A heat development when charging is not detected. Charging through the sunlight however will take much longer than a power source, but do not bother me, but it is only an additional option. I have charged different devices with it, the battery lasts for a while. For my personal usage is more than adequate. The charging time, even two mobile devices at the same time, was felt this about as fast as a single charge with the normal charge cable.
4) Appearance / feel:
The outside of the battery is made of plastic, the peripheral edges were reinforced with rubber and protect against shocks. Everything is stable and suitable for outdoor use. However, the part is not waterproof, but at best splashproof. So be careful in bad weather. The top is occupied by the solar panel. Visually the battery already made a good impression. Weighing in at 310g it's still light and easy to transport.
5) Others:
The battery also has a single light emitting diode, which serves as a small flashlight. Pressing the Konpf once illuminates the diode, you push the button blinks twice the diode. Another practical feature is the possibility to attach the supplied carabiner on the battery. Thus, for example during a hike the battery fix the backpack and can be loaded in the sun.
6) Conclusion:
The battery is a great travel companion and wherever there is no access to a power source. The capacity of the batteries I find more than enough, at least for my personal use. In addition, it can also still with the power of the sun to charge, but this takes a long time. It is suitable according to the manufacturer for pretty much all mobile devices. Overall, this is a successful overall package at a fair price.