Roller II Trackball

The latest version of the Roller desktop trackball incorporates a latching drag key, three colour coded jack sockets for external switches, removable finger guard and USB/PS2 compatibility.
This device offers an easy to use alternative to a mouse and has proved to be very popular with users of all ages. It features a 63.5mm trackball offering a high degree of control.
Captive fasteners in the base allow the device to be attached to a desk or wheelchair tray.

Features:

• Plug and Play, no additional software required
• PS2/USB, Windows/Mac compatible
• Removable fingerguard
• Mounting Points
• Reversible Right/Left buttons
• Latching Drag switch