Store: Amazon.com List Price:$9.99 Current Price: $2.99 (70% off)
Features: Adopts Bluetooth V3.0 technology, transmission distance is up to 10m (3.3ft). It needs no USB receiver if your computer has Bluetooth function.Ultrathin, lightweight and portable, it is easy to carry and use. Ultrathin appearance, ergonomic design & comfortable touch feeling for people to use at home, office. Designed with a DPI key to adjust its operation speed (800dpi, 1200dpi, 1600dpi).