Upgrade to smarter scrolling, better comfort, and more productivity with the Signature M650 L. The versatile mouse features an adaptive scroll SmartWheel that delivers line-by-line precision, and auto-switches to super fast free spin mode with the flick of a finger. A choice of sizes for smaller, larger and left hands means there's a perfect fit for anyone. Seamless wireless connectivity, customizable side buttons, and a comfort shape keep you comfortably and productive hour after...