The computer mouse has been the input device of choice for a long time now in the computer world. There are other mouse alternatives, but odds are most of us use a traditional mouse. If you like the traditional mouse but would like something a bit different and more ergonomic, the Jelfin mouse may be perfect for you.
The Jelfin mouse is a ball-shaped mouse that is covered with a gel material. The gel material makes the mouse more comfortable and the maker says you can squeeze it like a stress ball. Sensitivity is 1000 dpi.