The KMW-500 has been designed to provide ultimate comfort when you need to work long hours in front of the computer. Its contoured shape will allow you to keep a more natural hand and wrist position while relieving any tension and providing maximum cursor control. Get greater operability with its six highly responsive buttons conveniently positioned right where your fingers rest. Switch to different DPI resolutions with a single click and enjoy the smooth and precise tracking this mouse has to offer no matter the surface you slide it on.