Lightning Deal for $12.57
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- Unique ergonomic design with removable palm rest to reduce hand and wrist pain
- Two thumb buttons can be used for back/forward browser navigation
- Driver free 3-mode DPI shift:600/1000/1600DPI adjustable
- High-resolution optical sensor with adjustable sensitivity for accuracy and responsiveness
- Scroll Wheel lifetime:200,000 circles/ Button lifetime:3 million times
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