YUMQUA Y-10W 2.4 GHz Portable Finger Handheld Wireless Ambidextrous Trackball Mouse for Left/Right Handed Users(Black) Laptop Mac Lovers

Description: Wireless handheld mouse design, off-table use, no operating space restriction, which is also suitable and convenient for living room multimedia center, convenient button controls let you able to operate when you'er sitting, leaning, lying down or other body posture. Specific: 1, Left and right hand design 2, Works with ALL operating systems, including Apple 3, Interface PS/2 or USB...