Microsoft L6V-00004 Wireless Sculpt Ergonomic Mouse - Black

Advanced ergonomic designAdvanced ergonomic design encourages natural hand and wrist postures
Mouse angle and heightMouse angle and height are designed to place wrist in a comfortable position and reduce pressure on carpal tunnel area
Thumb scoopThumb scoop helps to maintain the correct ergonomic hand and wrist position
Windows buttonWindows button for one-touch access ot the Start screen
Back buttonBack button for faster navigation
Four-way scrollingScroll four ways for greater efficiency and comfort by using the tilt wheel.
Dimensions
Length: 3.87" / 98.2mm
Width: 2.23" / 56.7mm
System requirements
Computer
Requires a PC that meets the requirements for and has installed one of these operating systems: Windows 8, Windows RT, Windows 7, Mac OS X v 10.4-10.x1
Hard Drive
150 MB Hard Drive [Windows-based computer]
30 MB Hard Drive [Macintosh-based computer]
Connectivity
USB
Other information
2 AA alkaline batteries required (included)
Advanced functionality through software not available. (limited to basic functionality) [Macintosh-based computer]