Kensington K72359WW Expert Mouse Wireless Trackball Mouse (Black)

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. It includes a detachable wrist rest for additional comfort.
Features
Wireless connection via Bluetooth LE or USB nano receiver
Can customize all 4 buttons adjust cursor speed. (ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonWorks.)
DiamondEye optical tracking technology for premium cursor control and accuracy
Patented Scroll Ring lets you scan up and down pages with ease
Large ball is designed as a perfect sphere to provide exceptional precision
Detachable wrist rest supports hand and wrist for ergonomic comfort
Ambidextrous design works equally well for both right-handed and left-handed users
Auto-sleep helps conserve AA battery life
Optimized for your Windows 11 Trackball Functions
Specs
Compatible with: Chrome OS 44 or above; Windows 7 Windows 8 Windows 8.1 Windows 10; macOS 10.8 macOS 10.9 macOS 10.10 or above macOS X 10.11 macOS Sierra 10.12 macOS 10.13 or above; Microsoft Surface Apple iPad
Color: Black
Sensor: Optical
Trackball Diameter: 55 mm
USB Receiver Size: Nano
Wireless Type: 2.4GHz Bluetooth LE
Ball Control: Finger-operated
Number of Buttons: 4
Controls: Customizable Buttons Scroll ring
DPI: 400
Scroll Type: Scroll Ring
Size and Fit: Ambidextrous
Battery Requirements: 2 x AA
Dimensions: 8.0 x 6.1 x 3.5 / 203.2 x 154.9 x 88.9 mm
Weight: 21.6 oz / 612.3 g
Box Content
Kensington Expert Mouse Wireless Trackball
Nano USB Receiver
Detachable Wrist Rest