3D optical mouse with scroll wheel
Resolution 800 DPI
Intelligent Internet functions
Zoom in and zoom out functions
PS/2,USB or U+P combo port for options
Buttons lifecycle over 1.5 mil. cycles
Working on any surface ,except surface of glass and mirror
Compatible with Win 98/2000/XP/VISTA
Specially design for notebook users
Dimension: 92(L)x 45(W)x 30(H) mm
Weight: 70g(USB)/83g(U+P)