Scroll Wheel lets you zip up and down in long documents. Takes up little space. Less hand and arm movement, and works equally well for right or left handers. Allows you to work faster with less errors. A real big boy, contoured to fit the hand, with oversized ball and buttons for great comfort and unprecedented speed and precision.
Programmable buttons provide one-click solutions to common tasks.
Simple and Fast. Adapter Allows simultaneous connection of two compatible pointing devices, like a mouse and a trackball. Excellent for accommodating both right and left handed users, or in situations where students must share computers. Or, if in some applications you prefer a trackball and in others, you prefer a mouse. Daisy chain other Y-mouse adapters to attach multiple input devices to the same USB port.