Nine programmable controls: Move keyboard commands to mouse buttons
that are in easy reach
Symmetrical compact shape: Feels comfortable in either hand and
perfect for gamers who don't want a large mouse
Gaming-grade optical sensor: Tracks accurately on a wide variety of
surfaces and is tunable to achieve the responsiveness you need
Three onboard memory profiles: Save profiles to the mouse once for
gameplay on different computers and assign lighting colors to easily
see which profile you're using. Logitech Gaming Software is available
at logitech.com/downloads
Easy configuration software: Simply drag and drop commands to the
buttons to setup the mouse exactly the way you want
Logitech has different serial numbers for packaging vs. product,
please keep your receipt for warranty purposes.