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Amazon has Logitech Trackman Marble Wired Trackball Ergonomic Mouse (Dark Gray) on sale for $ 16.99 (save $ 13, 43% off $ 29.99).
Shipping is free with Prime or if you spend $ 25 or more.
https://www.amazon.com/gp/product…0DER&
Excellent reviews!
About the Product
Connections PS/2, USB
Color Dark Silver
Movement Detection Technology Optical
Brand Logitech
Hand Orientation Ambidextrous
About this item
– TRACKBALL COMFORT – Sculpted ambidexterous shape supports your right or left hand and stays in one place—move the cursor without moving your arm
