Universal external Lithium-Polymer Battery Pack for Notebooks, portable DVD-Players and other Applications with USB-energy supply. The internal powerful Li-Polymer cells with a capacity of 6600 mAh, can double the operation time of the internal battery of some Notebooks. On the top of the high-value aluminium housing, the LEDs provide the rest capacity. The different adapters ensure that a huge range of Notebooks can be used with the Portable Power Pack Vario. The additional USB port enhanced the field of application of this compact energy source.