Kensington Expert Trackball Mouse (K64325), Black Silver, 5"W x 5-3/4"D x 2-1/2"H
Brand: Kensington
Color: Black Silver
Large 55mm ball design and Diamond Eye optical tracking for precise cursor control; Patented scroll ring lets you scan up and down pages with ease
Detachable, ergonomic wrist rest supports hand and wrist for improved comfort; Ambidextrous design
Customizable 4-button design, scroll speed and cursor speed via KensingtonWorks software
ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonWorks.
Wired USB-A connection for reliable connectivity