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About this item:
- Contoured design: Comfortable shape with soft side grips
- Logitech Advanced Optical Tracking: Enjoy point-and-click precision and smooth scrolling
- Unifying Receiver: Robust wireless connection with one tiny USB receiver that stays in your laptop
- Long battery life: Up to 12 months of battery life virtually eliminates the need to change batteries
- Wide compatibility: Works with Windows, Mac and Linux computers