The myGrid Duracell system brings a new charging system for mobile Geräe on the market, it has not been given in the form. Up to four devices can be loaded at the same time, so far so good. My main criticism makes itself but the price is fixed: The myGrid Charging plate only works with the separated for to load Device Type mygrid procured charging adapter, which makes the high price of 40 EUR for a cell phone (for 4 then so around 70 EUR). Finally one must be held that although the myGrid system works so we described (it all came together and worked smoothly), but that the chic design and sophisticated technology from a cost / Nutzenasprekten the high purchase price not outweigh. The second point of criticism remains for me the need to clog the charger to the phone (who does that) or just kept loose somewhere and as usual not to be found in the "emergency". Fit to travel is not the pallet with safety. So I stay with the original charger ...