Key features Low profile wireless mouse with seamless touch sensitive top cover, USB (Universal Serial Bus) micro receiver & high 1000 DPI resolution Touch sensitive top: swipe back & forward through web pages & photos, click, double click, right click, zoom, scroll up/down & tilt left/right Including software for changing the touch functionality Less mechanical & moving parts for a longer lifetime than regular mice Accurate & high precision optical sensor that works on virtually every surface 2.4 GHz technology for smooth movement & 8 meter range Ultra small USB (Universal Serial Bus) receiver: Plug it in once & never take it out again Compact design takes up limited space in notebook bags Package contents Wireless touch mouse USB (Universal Serial Bus) micro receiver 2x AAA battery CD-Rom with software Users guide System requirements USB (Universal Serial Bus) port Windows 7, Vista or XP