Kensington Expert Mouse Wireless Trackball

The Expert Mouse Wireless Trackball from Kensington unchains you from the constraint of USB cables with dual wireless connectivity. This trackball connects to your computer via a 2.4 Ghz USB nano receiver or Bluetooth 4.0 Smart (LE) and features a DiamondEye optical sensor for precise cursor control. Its scroll ring allows you to quickly navigate up and down documents and long web pages. With an ambidextrous design, the Expert Mouse fits both left- and right-handed users, and it includes a detachable wrist rest for additional comfort.