Be more productive on the go with the sleek, stylish HP X4000b Bluetooth Mouse that\'s comfortable wherever you work best and complements your HP Business Notebook, Ultrabook or tablet PC. **Features** The compact, cordless design fits easily into a carrying case alongside your notebook, tablet or Ultrabook™. The mouse works seamlessly with Bluetooth-enabled laptops, Ultrabook™ PCs, and tablets without taking up a valuable USB port. A helpful LED indicator light verifies your connection and alerts you when the battery runs low. The high-precision 1600 dpi laser sensor works on most surfaces so you can stay productive wherever the day takes you. The rubber-edge grips make the mouse comfortable and easy to handle in either hand.