High-performance optical engine Wired Mouse apart. This advanced, high-performance optical engine is capable of providing exceptional precision when you need it and it is perfectly capable of catching even the smallest movements it takes. This optical mouse is also an excellent choice for someone who is interested in gaming. The 1000 DPI (dots per inch) guarantees accurate control while you use the mouse with pinpoint precision. Ease-of-use and increased reliability are ensured as there are no moving parts to wear or accumulate dirt and dust. With two buttons, this mouse is ideal for Internet enthusiasts and gamers with quick, accurate responses.