Slim, Light and Ready to Travel: Ultra-slim and lightweight, Microsoft Arc Mouse goes anywhere without the weight or bulk of traditional mice. What's more, you can snap it flat and easily slip it in your back pocket or bag for travel. The Microsoft Arc Mouse connects wirelessly to your device via Bluetooth. One of our most Innovative Design, Refined: The Microsoft Arc Mouse features an audible, satisfying snap. Simply snap the Arc Mouse into its curved position to power up. Snap again to flatten and power down. The overall design is optimized for the most comfortable, natural interaction. Intuitive Interactions: Microsoft Arc Mouse lets you scroll both vertically and horizontally for easier, more intuitive navigation. Plus, enjoy precise tracking, with optimized left and right click. Beautifully Crafted: Microsoft Arc Mouse features a slim, smooth, unobtrusive design that's easy on the eyes and fits beautifully within your workspace. From scroll plane to tail, the Arc Mouse is soft to the touch and meticulously crafted to sit comfortably in your hand. Choose from 4 rich colors to complement your device and your personal style. Compatibility - Microsoft Windows 10 / 8.1 / 8. Must be Bluetooth 4.0 enabled..