Latching drag as on the Roller and with buttons that allow only up-down or left-right movements of the pointer.
Button to control pointer speed.
Buttons can be replaced by switches using the Roller Plus Switch Box which is now included.
Comes with a removable guard to avoid unwanted button presses.
Screw holes underneath allow easy fixing to a surface or wheelchair tray - Switches not included
This unit is a solution for the users who may have difficulties with a conventional mouse.
Large 63.5 mm diameter ball offers a high degree of control with many additional features as a speed control key, latching drag switch and buttons that allow only up-down or left-right movement of the cursor.
Comes complete with a switch adaptor box allowing external switches to be used in place of some of the keys on the front panel.
All of the switches on the front panel, with the exception of the speed control, can be duplicated with remote switches by using the connector on the rear of the unit.