Windows XP

                                                                                                                                                               Windows 2000    

        Wheel Mouse Optical                                                                                         Windows Me

         Price: LM5.50                                                                                                                     Windows NT

                                                                                                                                                                Windows 95/98

• Three Programmable Buttons
• High Reliability Optical Sensor
• 3D Internet Wheel
• Scroll Wheel for easy navigation
• High speed motion detector
• No precision optical alignment
• Smooth surface navigation
• Agree with the Palm's arc, Comfort for either hand.