This Quality Gaming Mouse features an ergonomic design to keep your hand more comfortable when you're operating your computer. It's designed specifically for gamers. It comes with 6 programmable buttons with metal scroll wheel so you can enhance your productivity by creating shortcuts for your frequently accessed tasks. The buttons are tested to a 5 million click lifecycle, ensuring your mouse is durable and long lasting. It's weight adjustable. The built-in 3,200 DPI optical sensor will ensure accurate tracking on a variety of surfaces.