specification
Buttons    :    3 Buttons
Key Life        : 3,000,000 times
Resolution        : 800 DPI
Interface        : USB Port
Power Requirements    : 4.4 ~ 5.25V DC 100mA Max
Working temperature     : -5derajat Celsius -+45derajat celsius
Working Humidity    : 10% - 80%RH
Storage Temperature    : -20derajat Celsius -+60derajat Celsius
Storage Humidity    : 10% - 70%RH

Feature:
Mini 3d optical mouse 800DPI for laptop users
Plug and play, no-driver requiremed
Scroll wheel for easy scrolling
Rubber coating for ideal touch feeling
USB interface
Retractable
Dimension: 78*37.5*25mm

Convenient Roller Button
The Roller button can be used for fast browsing up/down.
on the internet and in Windows documents, as well as
zooming in Microsoft Office and Inernal Explorer

- Purple - Blue - Pink - Orange - Green