Included:

• Track ball computer mouse

• Requires very small movements of the hand, finger, foot, elbow, or chin to control the cursor
• Eliminates extra movement of arm
• Switch accessible for left and right click access

Demonstration on use of a trackball computer mouse: https://www.youtube.com/watch?v=eXJuulbibnk

The trackball, positioned in the middle of the mouse, is rolled to position the on-screen cursor rather than moving the entire mouse thus eliminating excess movement. The user can use the built-in clicks buttons or attached switches for left and right click control.

Foot Trackball alternative to computer mouse: https://www.youtube.com/watch?v=0FAOynX7lqQ