A4Tech OP-620D USB 2X Click Optical Mouse
A4tech optical wheel Mouse with hyper-fast scrolling for increased productivity. A nearly frictionless scroll wheel lets you fly through long documents and Web pages with a single flick. Experience smoother cursor control on virtually any surface. Contoured design give you more support and control.
Ergonomic Design: Symmetric
Resolution: 1000 DPI
Buttons No.: 4
Cable Length: 150 cm
System Requirements: Windows XP / Vista / 7 / 8 / 8.1 / 10