Logitech ERGO M575 Wireless TRACKBALL - Graphite

Ø  Ergonomic comfort design, relaxed hand and arm: The ergonomic form is pleasant and naturally suits your hand.

Ø  Smooth thumb control and accurate tracking provide excellent cursor control on any surface. Logitech Options program allows you to change the cursor speed.

Ø  Because the trackball does not move, it is ideal for cramped office areas and busy workstations.