Logitech ERGO M575 for Business - trackball - 2.4 GHz, Bluetooth 5.0 LE - graphite - 910-006197 - Mice - CDW.com
Amazon.in: Buy Bundle Logitech Ergo M575 Wireless Trackball Mouse (Graphite) Bluetooth, USB + Vexko Mouse Travel Case Compatible with Logitech Ergo M575 / M570 (Black) Online at Low Prices in India
Hands-on with the new $50 Logitech Ergo M575 Wireless Trackball - CNET