Kensington SlimBlade Pro Bluetooth Wireless Rechargable Ergonomic Trackball Mouse for Windows and macOS, Ambidextrous Design and Optical Tracking (K72080WW)

Dual sensors accurately track the large 55mm ball, giving users precise cursor control that requires less hand and wrist movement. Provides highly accurate and responsive cursor tracking and scrolling. Rechargeable battery provides 4 months battery life with single charge via USB-C port. Large 55mm trackball lets users scroll up and down web pages and documents with quick precision via a simple twist. Simply plug in the USB cable to the trackball and users will be up and running quickly. Free downloadab... - Manufacturers part number: K72080WW

• Dual sensors accurately track the ball, giving users precise cursor control that requires less hand and wrist movement. Provides highly accurate and responsive cursor tracking and scrolling
• Low-profile shape allows all-day comfort for both right and left-handed users, takes up less desk space than a mouse and is more comfortable during extended use since there is less arm movement
• Large 55mm trackball lets users scroll up and down web pages and documents with quick precision via a simple twist
• Includes choice of Bluetooth, 2.4GHz wireless and wired connections. Compatible with Bluetooth BT3.0/BT5.0. Features 2.4GHz wireless dongle (USB-A with USB-C to USB -A adapter) and 1.5m USB-C to USB-A charging cable
• Rechargeable battery provides 4 months battery life with a single charge via USB-C port and wired connection options for maximum flexibility