Left/Right-click, Middle click, Scrolling and Gliding have been noise reduced 8Sound level comparison between Logitech M330 and Logitech M170. Left click dBA measured by an independent lab at 1m.
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, Rubber, 2D , mechanical
Battery life
Battery life: 24 months 9Battery life may vary based on user and computing
Battery Details: 1 x AA (included)
Connectivity
Connection Type: 2.4 GHz wireless connection
Wireless range: 32.81 ft (10 m) 10Wireless range may vary based on user, environmental and computing conditions.