Kensington Pro Fit Ergo TB450 Trackball

Ergonomic DesignThe sculpted design provides all-day comfort and features a unique 45° tilt that helps improve wrist and forearm alignment.Dual Wireless (Bluetooth® + 2.4GHz) Connection CapabilityThe TB450 includes a choice of Bluetooth® Low Energy (LE) and 2.4GHz wireless connection (2.4GHz nano receiver included).Long Battery LifeThe TB450 offers up to 18 months of use with 2.4GHz and up to 15 months of use with Bluetooth®. Use of non-Alkaline batteries may result in shorter battery life.Sustainability AttributesIncludes 50% post-consumer recycled (PCR) content of total plastic components. Patented Cleaning SystemThe unique, easy-to-clean design features a built-in trackball ejection button to effortlessly remove the ...