Kensington Expert Wireless Trackball Mouse (K72359WW) Black, 3.5" x 6.1" x 8"
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
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 4. 0 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 mor…
SpecPicks Verdict
SpecPicks classifies Kensington Expert Wireless Trackball Mouse (K72359WW) Black, 3.5" x 6… as a solid pick with broad community endorsement in the keyboards & mice category, based on 5,306 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for keyboards & mice of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.2★ customer rating
- ✓ Large, well-vetted feedback pool (5,306 reviews)
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- 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
- Connects wirelessly via built-in Bluetooth LE or with the USB dongle using 2.4Ghz wireless; Auto-sleep helps conserve battery life; Bluetooth connectivity works best for PC Windows 8.1 or later and Mac OS X 10.8 or later; USB dongle connectivity is recommended for Windows 7 or later
- Power saving mode puts mouse to sleep when not in use; power settings can be updated in the KensingtonWorks software
- Compatible with Windows, macOS (10.14 and later), and Chrome (OS 44 and later); 3 year coverage and lifetime technical support
Full Specifications
| Brand | Kensington |
|---|---|
| Color | Black |
| Range | feet |
| Theme | Computer |
| Finish | Smooth Plastic |
| Pattern | Mouse |
| Model Name | Expert Mouse |
| Style Name | Wireless |
| Unit Count | 1.0 Count |
| Connectivity | Bluetooth, USB, 2.4GHz |
| Model Number | K72359WW |
| Power Source | Battery Powered |
| Compatibility | PC, Mac |
| Built-In Media | Trackball^Wrist Rest^Dongle^Batteries (2)^Quick Installation Guide^Warranty Insert |
Ready to buy?
Kensington Expert Wireless Trackball Mouse (K72359WW) Black, 3.5" x 6.1" x 8" is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
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