Features

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General
Model Name M220 Silent  M330 Silent Plus  WM126  300
System Requirements Windows RT, Windows 7, Windows 8, Windows 10 or Later, MaView More... Windows RT, Windows 7, Windows 8, Windows 10 or Later, MaView More... Windows:, XP, Vista, 7.8  Windows 7 | Windows 8 | Windows 10
Sales Package Mouse, Nano Receiver, 1 AA Battery (Pre-installed), User View More... Mouse, Nano Receiver, 1 AA Battery (Pre-installed), User View More... 1 mouse, 1 usb  Wireless Mouse | USB Receiver | AAA Battery
Color Grey  Black  Black  Black
Controls 3  3 
Part Number 910-004885  910-004944 
Compatible Devices Laptop, PC  Laptop, PC  Desktop | Laptop
Resolution 1000 DPI  1000 DPI 
Technology Used Sensor Technology: Logitech Advanced Optical Tracking  Sensor Technology: 2D Mechanical 
Connectivity and Power Features
Bluetooth No  No  No  No
Power Source Battery  Battery  Battery
Number of Batteries 1  1  1
Battery Type AA Battery  AA Battery  AAA
Effective Range 10 m  10 m 
Battery Life 18 Months  24 Months 
Wireless Frequency 2.4 GHz  2.4 GHz  2.4 GHz
Surface Tracking Yes Yes
Dimensions
Width 60 mm  67.9 mm 
Height 99 mm  105.4 mm 
Depth 39 mm  38.4 mm 
Weight 75.2 g  91 g 
Other Dimensions Nano Receiver Dimension (H x W x D): 14.4 x 18.7 x 6.1 mmView More... Nano Receiver Dimension (H x W x D): 14.4 x 18.7 x 6.1 mmView More... 17.3 x 15.2 x 9.7 cm 
Warranty
Warranty Summary 3 Years Limited Hardware Warranty  1 Year Limited Hardware Warranty  1 Year Warranty  1 Year Warranty
Warranty Service Type Limited  Limited  Carry in Warranty
Covered in Warranty MANUFACTURING DEFECTS  MANUFACTURING DEFECTS  Warranty of the product is limites
Not Covered in Warranty Physical Damage  Physical Damage