Wired Ergonomic Mouse Trackball Mouse, 7 Button Rollerball Mouse, 2 DPI Level
$24.99
Wired ergonomic trackball mouse with 7 buttons; Built-in two-level DPI, speed and control, easy to switch the cursor speed with dpi switch buttons Natural ergonomic with right-handed design; Recommended to repetitive strain injuries RSI users and the users work particularly long periods on the...