Optical Mouse USB Black A4tech OP-760

The 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.  4-way Wheel 1200 DPI Durable Button Life Dust-resistant Wheel Plug and Play 8-in-One 5 M Clicks Button Lifetime  Extreme quality offer over 5 million clicks guaranteed.  1200 DPI  The side buttons are preset as backward and forward functions.  Dust-resistant Wheel  Dust-resistant design prolong wheel life-span.  8 in One  8 gestures to perform selectable hotkey commands.  4-way Wheel  Smart horizontal & vertical scrolling.  SPECIFICATIONS  Model：OP-760 Type: Wired Ergonomic Design: Symmetric Sensor.