Two extra thumb buttons
Extra control is right where you need it， so it’s simpler and faster to get things done. They come programmed for Windows® 8 Start screen and Desktop switching functions， but can be configured to do exactly what you want them to.*



 

Plug-and-forget pico receiver
Just 3 mm long， our smallest-ever wireless receiver practically disappears in your computer’s USB port. Since there’s no need to unplug it when you move around， it’s ideal for portable computers like laptops and Ultrabook™ devices.


 

Logitech Advanced 2.4 GHz Wireless
You get the reliability of a cord with wireless convenience and freedom—fast data transmission and virtually no delays or dropouts.




 

Logitech Advanced Optical Tracking
Laser-grade precision tracks over the most challenging surfaces—including smooth， glossy surfaces***—that are problematic for standard optical mice. All while using less power， so you get longer battery life and more convenience.

New Dual-Axis wheel
You get smooth scrolling， plus instant access to the Charm Bar and App Switcher， so you can experience new Windows® 8 navigation—effortlessly and confidently.


 

18-month battery life**
With up to 18 months of battery life from a single AA， you can almost forget about changing batteries. Smart sleep mode and an On/Off switch save power， while an indicator light eliminates surprises.



 

General