Kensington Pro Fit Ergo TB550 Trackball Mouse (White)

The Pro Fit Ergo TB550 from Kensington is an ergonomic trackball mouse with a 45° tilt for natural wrist and forearm positioning. Great for spreadsheets, the 4D scroll wheel provides intuitive four-direction scrolling. 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 from 400 to 1600 dpi. Connect to your device via 2.4 GHz wireless with the included USB-A nano receiver or Bluetooth LE. The sculpted right-hand design provides all-day comfort and as well as a built-in trackball ejection button for easy cleaning. This mouse also features seven programmable buttons and 128-bit AES encryption for additional security. Experience up to four months of battery life through the USB-C rechargeable battery. Plug-and-play design means that it works as soon as you connect it to your device, no software or download necessary for operation.