A4 Tech SWOP-3-5 Rainbow Shining Optical Mouse - Silvery Purple

3 Programmable Buttons
Customized all your special needs with 3 programmable buttons to expedite and thoroughly utilize your computer usage time.

Single Scrolling Wheel
The Single Scrolling Wheel not only let its user(s) easily view all page content but also expand its functionality as a programmable button.

800 CPI Optical
Not only does the 800 CPI (Counts Per Inch) Optical Resolution delivers absolute precision, but also works on almost any surface with pin point accuracy.

Both Handed Design
This stylish both handed design mouse best fits and comforting works with all hands in any way.

Noiseless Comfort Wheel
A4 Tech's Exclusive Patented Quiet Scrolling Wheels bring its user(s) comfort and smooth computing experience.

iWheelWorks Program
A4 Tech's Exclusive Software, innovatively designed to customize virtually all mice functions, tailors just the perfect mouse for its user(s).  Included Functions are:

• Main Button, Right Button, Double Click, "LuckyJump", "NetJump", Auto-Scrolling, Close Application, Back, Forward, Copy, Cut, Paste, My Computer, Maximum, Minimum, Minimum all Windows, Previous Document, Next Document, Run, Start, Undo, Windows Find, Windows Help, [Alt], [Ctrl], [Shift], [Arrow Up], [Arrow Down], [Arrow Left], [Arrow Right], [Backspace], [Del], [Enter], [Esc], [F1], [F2], [F3], [F4], [F5], [F6], [F7], [F8], [F9], [F10], [F11], [F12], [Page Up], [Page Down], [Shift+F1], [Shift+F10], [Tab]