Logitech M575 Trackball
Logitech ERGO M575 Wireless Trackball. Came out in 2021-01.
- Bluetooth wireless and USB wireless. Connect and switch between 2 devices.
- Requires 1 AA battery. (Included) Supposedly lasting 1 year.
- Scroll wheel has no tilt.
Ball diameter: 34 mm.
This is updated version of M570.
But another update that's similar is MX Ergo.