Logitech Wireless Mouse M185 - Blue

Sensor technology Smooth optical tracking DPI (Min/Max): 1000± Buttons: Number of buttons: 3 (Left/Right-click, Middle click) Scrolling: Line-by-line scrolling Scroll Wheel: Yes, 2D, optical Battery: 12 months 6 Battery life may vary based on user and computing Battery Details: 1 x AA included