With the Zone Touch Mouse T400, traditional meets touch with a dedicated touch-zone area and familiar mouse functions. Mouse offers simple, easy touch navigation for Windows 8 with familiar precision and comfort for everyday use. Essential Windows 8 navigation comes alive with the ultra-smooth, glass touch zone. Scroll horizontally and vertically with intuitive motions of your finger while the left, right, and middle buttons provide the precision you expect from a mouse. Thanks to the rubber grip wrapped around the comfortable shape, you'll enjoy improved handling. Plus, a dedicated button allows quick access to your favorite apps on the Windows 8 Start screen. With an 18-month battery life, Logitech Unifying technology, advanced optical tracking and Advanced 2.4 GHz wireless technology, you'll quickly discover that this touch mouse unlocks the power of your Windows 8 PC. Mouse includes two AA batteries (pre-installed).