This is the Microsoft Sculpt Touch Bluetooth Mouse model 6PL-00003. Looking for a portable mouse that helps you get things done? Sculpt Touch Mouse saves time in long documents and works virtually anywhere, with no cables or transceivers to connect. And it's designed to fit comfortably in either hand. The four-way touch strip on the Sculpt Touch Mouse lets you breeze up and down, left and right, and through windows and documents with just the swipe of your finger. While you scroll, you'll feel the nice surprise of tactile feedback. Sculpt Touch Mouse is also a powerful complement to Windows 8, navigating fluidly and intuitively around the Start Screen.