Direct bad the Xoro is not. Pretty design strikes a sensible processing, the charging cable is integrated with a solid ribbon cabling directly on the case, it lacks a USB charging cable in the original package. Operation is simple - fortunately, because a guide is not attached. A red LED shows the charging status of the unit Power Bank itself, blue LED light, the successful charging of the connected component. An indication of the contained remaining battery level is omitted, here help only conjecture and emotion.
Sometimes small current reserves decide literally and exaggerated over life and death. In that light, the Xoro MPB afford 250 valuable services. However, the price / performance ratio of the competition must make and lose at neutral observation quickly to grip: EasyAcc 5000mAh Ultra Compact Unique Very Portable Charger Power Bank External Battery for Mobile Phone Samsung Sony HTC iPhone Nokia Lumia - White and Orange
Conclusion: Beauty has its price. And sometimes, unfortunately, suffers from the technology.