KENSINGTON Pro Fit Ergo TB550 Wireless Optical Trackball Black, Black

Ergonomic design made from 51% recyled plastic features a unique 45° tilt helping to improve wrist and forearm alignment alongside a 4D scroll wheel enabling both vertical and horizontal scrolling The Pro Fit Ergo TB550 trackball has a rechargeable battery which provides up to 4 months of battery life from a single charge Includes a choice of Bluetooth Low Energy (LE) and 2.4GHz wireless connections (2.4GHz USB-A nano receiver included) 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 purposes when needed Users will be up and running quickly thanks to Plug & Play Installation for simple setup, the TB550 trackball can be personalised with free KensingtonWorks software to enhance productivity

Ergonomic Design. Sculpted design provides all day comfort. Features a unique 45 degree tilt that helps improve wrist and forearm alignment. A 4D scroll wheel supports both vertical and horizontal scrolling. Plug and Play Installation.