Lenovo 300 Wires Mouse Right And Left Handed USB up to 20 million clicks - black: From the manufacturerLenovo 300 Wired Mouse, GX30M39704The Lenovo 300 USB Mouse is more than a basic mouse. It features an easy plug-and-play connection to PCs with a USB cord. The ergonomic full-size design provides a comfortable grip for all day comfort. A high-resolution, 1600 dpi optical sensors