The Sandberg Wireless Laser Mouse gives you full flexibility when working with your computer. Not only is the mouse wireless, avoiding the need for an irritating cable, but the built-in laser technology lets you use the mouse on virtually any surface, from a standard mouse mat to a glass tabletop. The mouse also offers a very high degree of precision, which is particularly suited to quick reactions in gaming. The mouse is equipped with rechargeable batteries that charge automatically when the mouse is placed in the supplied cradle.