The Verbatim Wireless Desktop 8 Button Deluxe Mouse takes navigation and computing efficiency to a new level. Multi-button functionality enables users to navigate within and between applications with ease for the ultimate computing experience. Button functionality includes: Standard Left/Right Button Scroll wheel: click to scroll within web browser or documents / no need to move mouse DPI Button: controls mouse sensitivity (800: 1200: 1600) Back/Forward Buttons easily navigate between pages in your browser Zoom Windows 8 Home Button Verbatim 8-Button Deluxe Mice feature Blue LED technology: allowing users to navigate on virtually any surface: from a glass tabletop to granite countertop. Additionally: 2.4GHz wireless performance allows for lag-free cursor movement. The mouse connects to the computer via a nano receiver: small enough to plug in and leave connected: great for computing on the go. When not in use: the receiver stores conveniently inside the battery compartment. The Wireless Desktop 8-Button Deluxe Blue LED Mouse is backed by a 1-Year Limited Warranty. Scroll wheel easily scroll within web browser or documents no need to move mouse DPI Button controls mouse sensitivity Back/Forward Buttons easily navigate between pages in your browser Windows 8 Home button: enhances Windows 8 experience.