On-the-Fly DPI Switching Switch from low DPI for accuracy or high DPI for fast movement. Three buttons instantly switch between 400, 800, and 2000 DPI - or you can customize settings using special software. 5 programmable main buttons Map your favorite gaming actions. Customize your main gaming buttons to your preference. Macros Customized spells and action movements are easy. Included software lets you create and assign macros for enhanced programmability. Engineered for Speed Right-handed shape designed for quick, balanced, precise gaming action. RESOLUTION: 2000 DPI laser IMAGE PROCESSING: 7080 frames per second MAX ACCELERATION: 20 G MAX SPEED: 45+ inches per second USB REPORTING: Full-speed, 500 Hz BUTTONS (Left/Right): Rated to 10 million clicks Quick Launch Button One-touch access to Microsoft PC Gaming features. Quick Turn Check your perimeter with the click of a button. Wide Rubber Scroll Wheel With detent clicking action. Built to Last Main button life: Rated to 10,000,000 clicks.