Dell Power Companion - external battery pack - 18000 mAh

The Dell Power Companion lets you bring power with you, so you can be more productive. This handy device powers notebooks and ultrabooks, as well as up to two smartphones, tablets or other USB-enabled devices. Its battery provides reliable power when you're on the go and is easily charged. Moreover, it is lightweight and compact, so you can stay powered on-the-go without adding bulk to your bag. Its USB charging ports let you simultaneously charge a pair of mobile devices in addition to your notebook.