1.new 2.4G wireless mouse
2.optical senson with rsolution:500-1000DPI.
3.scroll wheel with page up and down.
4.key life over 3,000,000times.
5.mini mouse with retractable cable.
6.fit for notebook computer user.
7.grgonomic&comfortable sesign with good hand touch.
8.color printing.all colors available(optionlal)
9.compatible:windows98/2000/XP/NT/SE.
10.interface:USB抽水肥
