Kensington Expert Trackball Mouse (K64325), Black Silver, 5"W x 5-3/4"D x 2-1/2"H

| 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 *KensingtonKonnect software. *Windows ARM-based computers are currently not supported. Please check back for future ups on compatibility | | ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonKonnect. | | Wired USB-A connection for reliable connectivity | |