Logitech Wireless Mouse Silent M220 Blue

Sensor Type: Optical Resolution: 1000 DPI (dots per inch) Buttons: 3 buttons (left, right, and scroll wheel) Scroll Wheel: Yes (Two-way scrolling) Wireless Range: Up to 10 meters (33 feet) Connection Type: 2.4 GHz wireless with USB Nano Receiver Battery Type: 1 x AA battery (included) Battery Life: Up to 18 months (depending on usage) Dimensions (LxWxH): 98 x 60 x 39 mm Weight: 75 grams (with battery) Operating System Compatibility: Windows 7 or later, macOS 10.5 or later, ChromeOS, Linux