Designed for designers and engineered for coders, itÃƒÂ¢Ã¢â€šÂ¬Ã¢â€žÂ¢s our most advanced Master Series mouse yet. The electromagnetic MagSpeed wheel is our quietest scrolling yet that provides up to 90% more speed and 87% more precision. App-specific button customizations speed up your workflow in the apps you use most. 4000 DPI Darkfield sensor means you can track virtually anywhere ÃƒÂ¢Ã¢â€šÂ¬Ã¢â‚¬Å“ even glass. ItÃƒÂ¢Ã¢â€šÂ¬Ã¢â€žÂ¢s faster and 5x more accurate than the basic mouse. Your hand rests perfectly on the sculpted form and Flow allows you to work across multiple computers and operating systems ÃƒÂ¢Ã¢â€šÂ¬Ã¢â‚¬Å“ and transfer files, images, and folders in one fluid workflow. With MX Master 3, you can truly master what you make.