What is the trackball mouse?

Trackball Mouse: The mouse is mostly used in laptops, the shape looks like a reverse mechanical mouse, its internal principle and mechanical mouse has a lot of similarities.

Its greatest advantage is that it does not have to run around like a mechanical mouse, saving space and reducing the fatigue of the user's wrist.

Relative to the general mouse, track ball due to its design characteristics, positioning accuracy, not easy to shake and other advantages, suitable for graphic design, 3D design. But also because of this design characteristic, is not suitable for the general game and so on application.