Kensington Kensington Pro Fit Mouse for Windows 8 (K72323WW) Multi-Function Gesture Button: Designed specifically for Windows 8 users, the button allows you to perform six specific tasks (zoom, forward/back, metro/desktop, toggle, Charm bar, show desktop), letting you navigate with complete ease 1800 DPI Sensor: The high-definition laser tracks the mouse movements with smooth accuracy for optimal performance and productivity Comfortable, Mobile Design: The two-button, scroll wheel design gives both right-handed and left-handed users the freedom to get the most out of the mouse with contours that allows for pain-free extended usage Pair & Play Installation: Simply pair the mouse with your device and you'll be up and scrolling around your screen quickly with complete control Compatible with Windows 8