Kensington Pro Fit Ergo TB450 Wireless Trackball Mouse K72194WW 50% Recy d Plastic Scroll Ring For Right-Handed Users Bluetooth/USB-A Nano Receiver Black

The sculpted ergonomic design provides all-day comfort and features a unique 45° tilt that helps improve wrist and forearm alignment The plastic in this product contains 50% post-consumer recycled (PCR) content. *Excludes PCB assembly and dry battery Choice of Bluetooth® Low Energy (LE) and 2.4GHz wireless connection options (2.4GHz nano receiver included) Long battery life - up to 18 months (2.4GHz) and or 15 months (Bluetooth®) A patented ball ejection system features a unique, easy-to-clean design with built-in trackball ejection button to effortlessly remove the trackball for cleaning when needed A high-quality optical sensor accurately tracks the 34mm thumb-operated trackball, giving users smooth cursor control and optimal precision. The TB450 offers 4 switchable cursor speeds (400, 800, 1200 and 1600DPI) Plug & Play Installation for simple setup. Free KensingtonWorks™ software allows the TB450 to be personalised to enhance productivity. *Windows ARM-based computers are currently