Someone

hwinfo --mouse
35: PS/2 00.0: 10500 PS/2 Mouse
  [Created at input.159]
  UDI: /org/freedesktop/Hal/devices/platform_i8042_i8042_AUX_port_logicaldev_input
  Unique ID: AH6Q.hI1e_vHaTSC
  Hardware Class: mouse
  Model: "PS/2 Logitech Wheel Mouse"
  Vendor: int 0x0210
  Device: int 0x0013 "PS/2 Logitech Wheel Mouse"
  Device File: /dev/input/mice (/dev/input/mouse0)
  Device Files: /dev/input/mice, /dev/input/mouse0, /dev/input/event2, /dev/input/b                                                                         y-path/platform-i8042-serio-1-event-mouse, /dev/input/by-path/platform-i8042-serio-                                                                         1-mouse
  Device Number: char 13:63 (char 13:32)
  Driver Info #0:
    Buttons: 3
    Wheels: 1
    XFree86 Protocol: explorerps/2
    GPM Protocol: exps2
  Config Status: cfg=no, avail=yes, need=no, active=unknown