Features:
1) Classical silver and black mouse, and other colors available too
2) Buttons:
A) 3 buttons
B) Button life: Over 5, 000, 000 times
3) PS/2 or USB available
4) 800DPI
5) 160cm long cable
6) Excellent performance in Internet performance.
7) With zoom in and zoom out functions
8) Can work on any surface except glass
9) Ergonomic shape, comfortable for both hands to use