Sparkfun Trackball

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Trackball by Sparkfun A trackball, manufactured by Sparkfun, is an input device that allows users to control the movement of a cursor on a screen. This innovative device functions like a mouse but has a stationary ball, making it more compact and easier to use in confined spaces. With its reliable performance and ergonomic design, the Sparkfun trackball provides an efficient and comfortable way to navigate your computer.