SANWA Bluetooth Ergonomic Trackball Mouse, Optical Vertical Rollerball Mice, Silent Buttons, 600/800/1200/1600 Adjustable DPI, Compatible with MacBook, Windows, macOS, iPad, Android, iOS, Chrome OS sound Due to the different display

Due to the different display screen and light effect

97 inch(10

Simulate the function of keyboard input

the counterweight is removable

With the aluminium base

SANWA Bluetooth Ergonomic Trackball Mouse, Optical Vertical Rollerball Mice, Silent Buttons, 600/800/1200/1600 Adjustable DPI, Compatible with MacBook, Windows, macOS, iPad, Android, iOS, Chrome OS sound Due to the different displaySANWA Bluetooth Ergonomic Trackball Mouse, Optical Vertical Rollerball Mice, Silent Buttons, 600 800 1200 1600 Adjustable DPI, Compatible with MacBook, Windows, macOS, iPad, Android, iOS, Chrome OS Description Are you tired of your wrists hurting after using your computer? To be exact, your traditional mouse. Now it is the time to invest in an Ergonomic Trackball Mouse! A good choice for people who work at length at the computer. Office staffStock