buy Trackball Kensington TB450 . The Kensington Pro Fit Ergo TB450 is a trackball specially designed for right-handed users seeking comfort and precision in daily use. This device combines RF Wireless and Bluetooth connectivity, allowing easy use with multiple devices without cables restricting workspace. Its 1600 DPI movement resolution ensures smooth and accurate cursor control, ideal for professional environments or tasks requiring high precision. It features a 7-button press configuration that enables function customization, boosting productivity and adapting to various applications. Scrolling is done via a ball or scroll wheel, providing a classic ergonomic handling for those who prefer this control type over traditional mice. It operates on AA batteries, offering autonomy and freedom of movement during long sessions. Its ergonomic design is complemented by a two-tone style, black and blue, adding a professional and modern touch to the workspace. Overall, the Kensington Pro Fit Ergo TB450 stands out for its balance of advanced functionality and ergonomics, positioning itself as a reliable solution for users needing precision and comfort in a wireless trackball. Type: TrackballCharacteristics: ErgonomicConvenient and comfortableSustainableGuaranteeLED in operation indicatorPlug & PlayTrackballColour: BlackConnectivity: BluetoothBattery operated: YesBattery type: AABatteries included: YesMouse: 1600 dpiRange: 10 mCompatible: Windows 10Mac OSDesign: ErgonomicButtons: 6Battery: Alkaline BatteriesFunctions: ProgrammableForm factor: Right handMovement: CustomisableIncludes: User manual