Logitech ERGO M575 Wireless Trackball

Bluetooth or USB connection. 2.40 GHz. 2000 dpi. Scroll Wheel. 5 Buttons. Optical LED for smoother movement and hassle-free performance. Compatibility with Windows 8 and 10, Mac OS X 10.13 High Sierra, iPadOS 13.4, Mac OS X 10.14 Mojave. WEEE and RoHS certified. 1 AA battery included. 1-year limited warranty. 3.94 x 1.89 x 5.28 in. Sold by each. Black.