Usb wired mouse: 1.5m/4.9ft USB cable length ensures you can use it freely
Ergonomic mouse: Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain
More sensitivity mouse: 800-1200-1600DPI resolution optical tracking Technology provides a smooth and precise tracking on a wide range of surfaces
6 Buttons mouse: Added next/previous buttons provide convenience when webpage browsing