Main Features:
Off-table use, without the table support
Plug and play, don’t need install any driver;
Single ball, high speed optical 4D scroll inside
4D page scrolling function can be controlled simply by thumb
Can be operated in various ways, avoiding harm to palm joint or muscle for long time using mouse
Basic parameters:
Resolution: less than 400DPI
Length: 2.0M
Interface:PS/2 or USB connector
Compatible with Windows95/98/2000/ME/XP, Windows NT, vista and so on.

Color: Black and white
Product size: 8x4x5cm
Cable length: 2M
Package: gift box, 50pcs/ CTN N.W.:8.75kg G.W.:9.00kg