417966-001 - HP 2-Button USB Optical Mouse with Scrolling wheel 417966-001 - HP 2-Button USB Optical Mouse with Scrolling wheel $71.57 $60.65
600553-002 - HP 2-Buttons Scroll Wheel PS/2 Optical Mouse (Black) 600553-002 - HP 2-Buttons Scroll Wheel PS/2 Optical Mouse (Black) $70.97