Many notebook users work perfectly well with the navigation system that's built into their computers, but others prefer to use a mouse. However, a mouse is yet another item to carry in your bag, and that there's often an inconvenient wired connection to the computer. The <a href="http://www.newtonperipherals.com/Mogo_Products.htm">MoGo Mouse BT</a> addresses these issues by communicating with your notebook via Bluetooth and residing (and charging up) in your system's PC Card slot when it's not in use.