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UGREEN M785DR Wireless Trackball Mouse, Bluetooth & 2.4G, Thumb Control | Rechargeable, Precise and smooth tracking, 3 Devices Use, 4D Scroll Wheel, 5 DPI Levels, Compatible with PC Mac Windows
UGREEN

UGREEN M785DR Wireless Trackball Mouse

Bottom line: The UGREEN M785DR Wireless Trackball Mouse is a specs-and-price decision rather than a crowd-consensus one in the gaming peripherals category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For keyboards, mice, headsets and other PC peripherals, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Backed by UGREEN's warranty and support channels

Cons

  • ✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

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SpecPicks Verdict

SpecPicks scored UGREEN M785DR Wireless Trackball Mouse using a rating × review-volume × price-fit model applied to published specs and reviews across the gaming peripherals category. UGREEN's gaming peripherals lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for gaming peripherals 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 retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Ergonomic Comfort with Less Wrist Strain: Designed with a vertical ergonomic shape and fingertip trackball control, this mouse helps reduce forearm rotation and wrist movement. Navigate precisely without moving the mouse, making it ideal for long hours of work or study with enhanced comfort and control
  • 4D Hyper-Fast Scroll Wheel for Efficient Navigation: Upgrade your workflow with a 4D scroll wheel that supports vertical and horizontal scrolling plus speed switching. Easily glide through long documents, wide spreadsheets, and timelines with fast, precise control—far beyond a standard scroll wheel
  • Multi-Device Connectivity (Bluetooth & 2.4G): Connect up to 3 devices simultaneously via Bluetooth or USB receiver and switch between them with one button. Compatible with Windows, macOS, Linux, Android, and ChromeOS—perfect for multitasking across laptops, PCs, and tablets
  • USB-C Rechargeable & Customizable Controls: Built-in 500mAh rechargeable battery with USB-C charging for convenient, eco-friendly use. Customize buttons to assign frequently used functions like copy, paste, or switching tasks, improving productivity and workflow efficiency
  • Precision Tracking with Adjustable DPI: Featuring 5 DPI levels (400–2000), this trackball mouse delivers smooth and accurate cursor control. The stable trackball design minimizes shaking compared to traditional mice, making it ideal for detailed tasks and multi-screen setups
  • Space-Saving & Works on Any Surface: No need to move the mouse—control the cursor with the trackball, making it perfect for small desks, cluttered workspaces, or even using on your lap. Works reliably on almost any surface without needing a mouse pad

Full Specifications

BrandUGREEN
Weight2.4g
ConnectivityBluetooth, USB-C, 2.4GHz
Model Number85892
CompatibilityPC, Switch, Android, Mac, Linux
Button Quantity8
Connection TypeWireless
Mfr Part Number85892
Special FeatureErgonomic Design
Antenna LocationOffice
Hand OrientationAmbidextrous
Number of Buttons8
Compatible DevicesPersonal Computer
Movement DetectionTrackball
Additional FeaturesErgonomic Design
Number of Batteries1 Nonstandard Battery batteries required. (included)
Warranty Description2 Year Manufacturer
Connectivity TechnologyBluetooth
Mouse Maximum Sensitivity2000 dots_per_inch
Movement Detection TechnologyTrackball
Full listing titleUGREEN M785DR Wireless Trackball Mouse, Bluetooth & 2.4G, Thumb Control | Rechargeable, Precise and smooth tracking, 3 Devices Use, 4D Scroll Wheel, 5 DPI Levels, Compatible with PC Mac Windows

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UGREEN M785DR Wireless Trackball Mouse, Bluetooth & 2.4G, Thumb Control | Rechargeable, Precise and smooth tracking, 3 Devices Use, 4D Scroll Wheel, 5 DPI Levels, Compatible with PC Mac Windows is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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UGREEN M785DR Wireless Trackball Mouse, Bluetooth & 2.4G, Thumb Control | Rechargeable, Precise and smooth tracking, 3 Devices Use, 4D Scroll Wheel, 5 DPI Levels, Compatible with PC Mac Windows
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