Infogrip BIGtrack Trackball Mouse

* Large, bright yellow 3-inch trackball helps make mouse movements easy and accurate
* Rugged trackball mouse requires less fine motor control than a standard trackball mouse
* Left- and right-click buttons are located behind the trackball to avoid unwanted mouse clicks
* Oversized buttons make clicking simple for those with poor motor control
* A second mouse can be connected to allow simultaneous participation
# 3-inch trackball is the largest trackball available
# Requires less fine motor control than a standard trackball
# Oversized right- and left-click buttons
# Plug and play

It costs $79.00.