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- xitems
Features:
_x000D_Off-table use, without the table support _x000D_
Plug and play, don’t need install any driver; _x000D_
Single ball,high speed optical 4D scroll inside;_x000D_
4D page scrolling function can be controlled simply by thumb;_x000D_
Can be operated in various ways, avoiding harm to palm joint or muscle for long time using mouse_x000D_
Basic parameters:_x000D_
Resolution: less than 400DPI_x000D_
Length:2.0M_x000D_
Interface:PS/2 or USB connecter _x000D_
Compatible with Windows95/98/2000/ME/XP,Windows NT, vista and so on;
_x000D_