Our innovative five button laser wheel rechargeable mouse was designed to provide the ultimate in desktop navigation, providing pinpoint speed and accuracy as you navigate your desktop or internet environment. Our black rubberized design was sculpted to match the shape of your hand. This innovaqtive design allows you to be more productive, allowing you to work longer and play harder. A built-in scroll wheel allows you to scroll up, down, left, or right with unprecedented speed and accuracy. Laser sensing technology offers the most accurate tracking technology available in the industry today, up to 35 times more accurate than an optical mouse. Includes a desktop charging pad and 2 AA NiMH batteries. Silver top case with black rubberized buttons and sides. USB connector. Lifetime limited warranty