The Finger Mouse is a 2.4GHz handheld ergonomic trackball mouse designed for precision and comfort. It features a black color and a maximum DPI of 1600, providing a smooth and precise cursor movement. With its wireless connectivity and ergonomic design, the Finger Mouse is a convenient and efficient option for users looking for a compact and easy-to-use mouse. This trackball mouse, with its optical tracking method and 3 buttons, offers a unique and alternative option for those in need of a reliable and efficient pointing device.