Plug and play, No software required, No batteries required, Compatible with Windows® 8, Windows® XP, Windows Vista®, Mac OS® X.

• Mid-size, right-handed design for lasting comfort
• Dedicated forward and back buttons
• Designed to withstand drops and spills
• USB connection delivers instant plug and play use
• Compatible with Windows® 8

• Operating System(s): Chrome OS
• Best For: Desktop PCs
• Color: Black
• Compatibility: Vista
• Connectivity: Wired
• Controls: Scrollwheel
• Sensor: Optical
• Optical / Laser: Optical
• Warranty: 3 years
• Wireless / Wired: Wired
• Number of Buttons: 6