Proporta (http://www.porporta.com) has announced the USB TurboCharger 5000. It costs approximately US$56 and is compatible with any device that charges up from a standard USB port,
With 5000 mAh storage, it features one Mini USB input port and two USB output ports. The USB TurboCharger 500 comes with a range of connector heads, and an LED display shows the level of charge.