Kensington Expert Wireless Trackball Mouse

The expert mouse® wireless trackball gives you the freedom to be hyper-productive without being limited by a usb cable. the trackball can be paired through bluetooth® le to save a valuable usb port, or connected via usb nano receiver. kensingtonworks™ software offers incredible customization, and optical tracking technology offers smooth, precise cursor control. plus, our award-winning scroll ring lets you quickly scan up and down web pages or long documents. add it all up and you get exceptional comfort and ease-of-use from the brand that has set the industry standard in trackballs for more than 20 years.


Features:

- Wireless connection via Bluetooth® LE or USB nano receiver
- KensingtonWorks™ lets you customize all 4 buttons and set cursor speeds
- DiamondEye™ optical tracking technology for premium cursor control and accuracy
- Award-winning Scroll Ring lets you scan up and down pages with ease
- Large 55mm 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

Dual Wireless Technology:
- The ultimate in wireless freedom, allowing you to connect either via Bluetooth LE that allows you to save a valuable USB port or through a highly reliable 2.4GHz USB nano receiver.

Dual Wireless Technology:
- The ultimate in wireless freedom, allowing you to connect either via Bluetooth LE that allows you to save a valuable USB port or through a highly reliable 2.4GHz USB nano receiver.

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 4 buttons, as well as controlling the pointer speed and scrolling speed.

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 4 buttons, as well as controlling the pointer speed and scrolling speed.

DiamondEye Optical Tracking:
- Movement detection technology provides smooth, precise cursor control so you can get where you want on the screen quickly with less hand movement, improving productivity and efficiency

Scroll Ring and Large Ball:
- Spin the dial to move up and down web pages or documents with complete ease. The red ball has been specially designed with an absolute spherical, hard surface for precise tracking and control.

Ambidextrous Design:
- Works equally well for both right-handed and left-handed users to get the most out of their trackball.

Detachable Wrist Rest:
- Soft cushioning cradles the hand and wrist in ergonomic comfort for pain-free productivity during extended periods of activity on the computer.


Specifications:

- Operating System(s): Chrome OS, macOS, Windows:
- Compatibility: Windows 7, Windows 8, Windows 8.1, macOS 10.8,
- Windows 10, macOS X 10.11, macOS 10.10 or above, Chrome OS 44 or above, macOS 10.9, macOS Sierra 10.12, macOS 10.13 or above: Connectivity: Wireless, 2.4GHz USB Receiver, Bluetooth, Dual USB Receiver & Bluetooth
- Controls: Customizable Buttons, Scroll ring
- Features: Wireless USB Receiver Storage, Auto Wake/Sleep, Ambidextrous Design
- My Device: iPad, iPad 2, iPad mini, iPad 3rd Gen, iPad 4th Gen, iPad Air, iPad mini Retina display, iPad Air 2, iPad mini 3, iPad Pro 12.9´´, iPad mini 4, iPad 9.7´´, iPad mini 2, iPad Pro 10.5”, iPad Pro, iPad 9.7” 5th, iPad Pro 9.7”, iPad Pro 12.9” 2nd generation, iPad Pro 12.9´´ gen 3, iPad 10.2´´, iPad Pro 12.9´´ 3rd & 4th gen , iPad Pro 11”, iPad Air 10.5”, iPad mini 7.9”: Sensor: Optical
- Trackball Diameter (mm): 55
- USB Receiver Size: Nano
- Ball Control: Finger-operated
- Number of Buttons: 4
- Scroll Type: Scroll Ring
- Size and Fit: Ambidextrous
- Packaging Depth: 6.9 IN
- Packaging Width: 4.4 IN
- Packaging Height: 10 IN
- Packaging Weight: 1.45 LBS