Ergonomic sculpted design – unique adjustable hinge allows you to customize the trackball angle from 0 to 20 degrees for a more natural, comfortable hand position, and reduced muscle strain
Cross-computer control?- game-changing capacity to navigate seamlessly on two computers, and copy-paste text, images, and files from one to the other using Logitech flow
Dual connectivity?- use with up to three Windows or Mac computers via included Unifying receiver or Bluetooth smart wireless technology
Rechargeable battery?- up to 70 days of power on a single charge; Nominal value: 380 dpi
Precision scroll-wheel – tilt and middle click wheel allows for precise scrolling and other Convenient controls such as horizontal scrolling

Mx Ergo is a new standard of comfort and precision. Logitech most advanced trackball for trackball enthusiasts and consumers searching for alternatives to mice and touchpads. Delivers less than 20% muscular strain compared to a regular mouse. Mx Ergo features a unique adjustable hinge for personalized comfort and the latest tracking, scrolling and power management technology. Logitech Flow enables effortless multi-computer control. System Requirements: Required: Available USB port windows 10 or later Windows 8 Windows 7macOS X 10.12 or later|Required: Bluetooth Windows 8 or later macOS 10.12 or later