Slim, light, and ready to travel, Surface Arc Mouse is designed to conform to your hand and snaps flat to fit easily in your bag. Connects via Bluetooth. Features: The Microsoft Arc Mouse goes almost anywhere without the weight or bulk of traditional mice. Just snap it flat and easily slip it in your pocket or bag. The Microsoft Arc Mouse lets you scroll both vertically and horizontally for easier, more intuitive navigation. Smooth and soft to the touch, it's designed to sit comfortably in your hand. Simply snap the Microsoft Arc Mouse into its curved position to power up, and snap again to flatten and power down. The Microsoft Arc Mouse is easy on the eyes and fits unobtrusively within your workspace. Slim, smooth, and soft to the touch, it's designed to sit comfortably in your hand. Connects via Bluetooth and pairs to your Windows 10 system right out of the box when you enable Swift Pair, which requires the latest version of Windows 10.