TinyMouse is about half the size of a standard computer mouse and just right for your child's small hands. A scroll wheel and colored right and left buttons help kids learn to click and move the cursor with greater comfort and control. And with optical tracking, there is no trackball to become dirty, lost, or malfunction.
Size: 3.3 x 2 x 1.3-in/8.3 x 5.1 x 3.2-cm
2 buttons with scroll wheel
800 dpi Optical Tracking
Connector: USB with PS/2 adapter included
Compatibility: Windows 98SE, 2000, ME, XP, Vista, MAC OS 10.1.5 and higher