Kensington Pro Fit Ergo TB450 Trackball Mouse (White)

The Pro Fit Ergo TB450 from Kensington is an ergonomic trackball mouse with a 45° tilt for natural wrist and forearm positioning. A high-quality optical sensor tracks the 34mm thumb-operated trackball to give you smooth and precise control, along with four sensitivity settings that go up to 1600 dpi. Connect to your device via 2.4 GHz RF wireless with the included nano receiver, or by Bluetooth LE. The sculpted right-hand design provides all-day comfort as well as a built-in trackball ejection button to easy cleaning. This mouse also features five programmable buttons and 128-bit AES encryption for additional security. Experience up to 18 months of battery life using 2.4 GHz wireless or up to 15 hours through Bluetooth. Plug-and-play design means that it works as soon as you connect it to your device, no software or download necessary for operation.