Lenovo thinkplus Bluetooth 4.0 Portable Wireless Bluetooth Mouse (Black)

1. Ergonomic design, comfortable grip
2. Three-speed DPI, laser engine is more intelligent
3. Energy-saving core, more power saving
4. Classic skin coating, no fingerprints or sweat, no traces
5. Operating system: win 8 and above
6. Dimensions: 107.2x58.6x28mm
7. Packing list: mouse, warranty certificate, instruction manual, 2 AAA batteries