Product Features:

this product is 3 key USB turn all PS2 bamboo optical mouse.

Application: used in notebook computers and desktop computer

Applicable desktop: flat common working mesa

Roller role: have IE browsing, document infinite zoom function, convenient and quick

Maintenance: free maintenance

Compatibility: Windows / 2000 / ME/XP/NT/Vista/win7 personal computer is fully compatible

Electrical performance:

For electrical work pressure
PS / 2:4. 5-5.5 V DC

Work for electrical flow
+ 5 VDC more than 100 mA