Mini USB 3D Optical Finger Ring HandHeld Mouse 1200dpi For Laptop PC Black

Ergonomical design - Reduce fatigue effectively.
USB interface, Plug-and-Play, no installation need.
No mouse pad required, sliding on any surface .
Real hardware resolution 1200dpi - fastest and best buy for professional designers and game fans.
3D internet wheel fully supports the wheel operation functions of Windows OS series.
fulfill the autos-roll and zooming function etc by its own drive
Digital encoder technology, operate precisely, prevent faulty movement effectively
Compatible with MS Windows 98/2000/me/XP/Vista/Mac OS9/Win7/8/10 and above.