The Microsoft Wireless Mobile Mouse 4000 Graphite D5D-00001 Model 1383 is a sleek black mouse with a maximum DPI of 4000. It is designed for wireless connectivity and is made in China. As part of Microsoft's line of mice, this model offers a comfortable and precise user experience for navigating on your computer or tablet. Its compact design makes it easy to take on the go, providing convenience and efficiency for everyday use.