Kensington Orbit Wireless Trackball Mouse with Touch Scroll Ring (K72352US)Black

- Optical tracking for superior cursor control - Unique touch scrolling ? simply slide your finger around the outer ring of the trackball for effortless scrolling through web pages and long documents - KensingtonWorks software provides button customization. *Windows ARM-based computers are currently not supported. Please check back for future updates on compatibility - Ambidextrous design - Compatible with all Windows, macOS, and Chrome (OS 44 and later) computers - Plug-and-play, no drivers required - 2.4 GHz wireless with nano USB receiver that stowes inside the trackball when not in use - Warranty - 2 year (Only valid if purchased through Kensington Authorized Resellers) - Optical tracking for superior cursor control - Connectivity - 2.4GHz+Bluetooth LE

From the manufacturer

Dual Wireless Technology & KensingtonWorks Customization

FAQ

Q: What can I do to extend the battery life of this product?

A: To extend the battery life of the product, use only Alkaline batteries and turn off any unnecessary features when not in use. Store the product in a cool, dry place and remove the batteries when not in use for an extended period.