Feature

●A trackball that operates cursor by rolling the ball with your finger
●Index and middle finger operation type that can be used in a relaxed state without force
●The large ball is approximately 1.7 inches (44 mm) in the ball system, allowing you to move the cursor across a wide range of motion with one operation
●You can rapidly move back and forth through the web browser and other operations. Comes with forward button. Not compatible with Apple Mac Series
●The cursor speed can be switched between 4 levels: 600, 800, 1200, and 1600 counts

[Wireless]

[Bluetooth]

[Wired]

Description