Verbatim 98621 Wireless Notebook 6-Button Deluxe Blue LED Mouse (Graphite) • 2.4GHz wireless reliability & performance via nano receiver small enough to plug in & leave connected;• Scroll wheel makes it easy to scroll within web browser or documents--no need to move mouse;• Back/forward buttons to navigate between pages in browser;• Windows(R) 8 home button;• Compatible with Windows(R) XP & higher, Mac(R) OS X(R) 10.1 & higher & linux(R) kernel 2.6 & higher;• Blue LED technology to navigate with precision & control on virtually any surface, including glass, granite countertops, hardwood floor, carpeting & more;• Ergonomic design--contoured shape with easy-grip surface makes computing comfortable for hours;• 1-year limited warranty;• Graphite;