Optical Tracking Technology Internal optics precisely track the movements of the grey 40mm ball, providing superior accuracy so you can quickly get your cursor where you want, improving productivity and efficiency Compact Footprint Uses far less desk space to use than a mouse so you can optimize the layout of your workstation Ambidextrous Design Works equally well for both right-handed and left-handed users to get the most out of their trackball Plug & Play Installation Quickly get clicking and scrolling with fast, simple installation through the reliable wired USB connection, plus it doesn’t need batteries KensingtonWorks™ Customization Free downloadable software provides an even more personalized experience, giving you the ability to assign a wide variety of program functions to each of the 2 buttons, as well as adjusting cursor speeds.**ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonWorks. https://elecena.pl/product/17841392/64327eu-trackball-wired-usb-orbit 2021-04-24 https://elecena.pl/product/17841392/64327eu-trackball-wired-usb-orbit 2022-03-18 https://elecena.pl/product/17841392/64327eu-trackball-wired-usb-orbit 2022-08-14 https://elecena.pl/product/17841392/64327eu-trackball-wired-usb-orbit 2023-08-12 https://elecena.pl/product/17841392/64327eu-trackball-wired-usb-orbit 2025-01-29 https://elecena.pl/product/17841392/64327eu-trackball-wired-usb-orbit 2025-10-03