Light and portable the Microsoft Surface Mobile Mouse delivers seamless scrolling and cord-free Bluetooth connectivity for ease of use. Its light low-profile design travels well without the bulk of a traditional mouse. This platinum mouse features a smooth sculpted design with a redesigned wheel that fits comfortably in your hand and supports smooth natural scrolling. It is powered by dual AAA alkaline batteries for long hours of uninterrupted usage. You can swap the functions of the left and right click as per your preference. Its built-in BlueTrack technology allows it to be used on most surfaces.