Logitech M90 Wired Mouse

Sensor Type: Optical Resolution: 1000 DPI (dots per inch) Buttons: 3 buttons (left, right, and scroll wheel) Scroll Wheel: Yes (Two-way scrolling) Cable Length: 1.8 meters (approx. 6 feet) Connection Type: USB 2.0 Dimensions (LxWxH): 113 x 62 x 38 mm (approx.) Weight: 90 grams (approx.)