Logitech ERGO M575s Black + Blue Ball Wireless TrackBall Wireless Trackball (Black+Blue Ball)

Logitech ERGO M575s Black + Blue Ball Wireless TrackBall Wireless Trackball (Black+Blue Ball) Brand: Logitech Color: Black + Blue Ball Type: Wireless Tracking Method: TrackBall Part Number: 910-007026 Features: Less Movement, More Comfort: The sculpted shape of the ERGO M575S wireless trackball mouse keeps your hand relaxed for hours of smooth, precise tracking with thumb control - now with quiet clicks 25% less muscle strain in your forearm (1): This wireless ergonomic mouse has been developed with Logi Ergo Lab experts, user-tested and certified by ergonomists for all-day comfort Improved forearm posture (1): The ergonomic shape of the ERGO M575S supports your hand and realigns your forearm into a better posture throughout the day; a good fit for most hand sizes Work it your way: Experience enhanced control with 3 customizable buttons, time-saving shortcuts, and Smart Actions; adjust the cursor speed to yo...