Shaped to match the natural curve of the hand, the Microsoft Arc Touch Mouse is a comfortable and precise navigator for your Surface or laptop computer! This sleek and portable Arc Touch Mouse connects to devices via Bluetooth 4.0 technology, giving users wirelessly accurate functionality from up to 9.1m (30') away. Thanks to its Bluetooth connectivity, the Arc Touch Mouse won't take up a port on your device. Additionally, the built-in BlueTrack technology lets you use your mouse on virtually any surface!