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 Battery Battery: 12-months Battery life may vary based on user and computing Battery Details: 1 x AA (included) Connectivity Connection Type: 2.4 GHz wireless connection Wireless range: 10 m 10Wireless range may vary based on environmental and computing conditions
