ELECOM HUGE Trackball Mouse

ONLY USED ONCE. ELECOM HUGE Trackball Mouse, Wired, Finger-Operated, 8-Button Function, Palm Rest Attached, 52mm Smooth Red Ball Windows11, macOS 《Optical Tracking Technology》The ELECOM trackball provides precise cursor movement for superior accuracy so you can get where you want on the screen quickly with less hand movement, improving productivity and efficiency. 《Functional 8 Buttons》It is very easy to move in any direction. It comes with 8 physical buttons on the device and the two extra buttons are the scrollwheel tilting that allow horizontal scroll. 《DPI Cursor》Designed with a high-performance gaming optics system sensor and lens. The DPI button can easily change between 500(LOW), 1000(MID) and 1500(HIGH) DPI, making the movements of your cursor faster or slower.