HDE Ergonomic USB 2.0 Optical 3-Button Finger Mouse with 1200 DPI for PC/Mac OS

Description:
This is a stylish and innovative ring style mouse, ergonomically design
No mouse pad is required, it works on almost any surface : wood, glass, cloth, your leg, etc., it can even work on top of your keyboard
Streamline shape three-dimensional feeling fashionable
Ergonomically desired shell it tiredness effectively
Symmetrical designed, fit for both right and left hand users
Unique, colorful and durable roast lacquer technology
Real hardware resolution, 1200dpi, the fastest mouse in the world, the best buy for professional designers and game fans, 1/3~1/4 weight of the conventional optical mouse
3D wheel fully supports the wheel's operational functions of windows OS series
Fulfill the autos roil zooming functions etc by its own drive
Digital encoder technology, operate precisely, prevent fault movement effectively
An unique and great gift idea for your friends, family members and of course for yourself
Plug-and-Play, no installation needed
Perfect for mobile and laptop use.
Feature:
Key life: over 3,000,000 times
Button dynamics pressure : 600g+5g
Operation voltage : DC5V +- 0.5V
Button life span : 3,000.000
Operation temperature : -20C-80C
Life span : 1,000.000 hour
Humidity : 10% -9%
Mechanical life span : 100km
Button: 2 buttons and scroll button
Interface: USB (A type connector)
Reading system: Optical sensor system (ball less)
Resolution:1200dpiSystem Requirements:
Windows Me/2000/XP/Windows VistaCompatible with MS Windows 98/2000/me/XP/Mac OS 9 and above
Package Included:
1 x Mini USB 3D Optical Finger Mouse