Logitech M515 Blue RF Wireless Mouse

Thanks to the innovative design - with its easy-gliding, sealed-bottom base - Logitech Couch Mouse M515 is made for couch surfing - and desk surfing, too. (This mouse was designed for best performance on fabric. When used on glossy surfaces or glass, Logitech recommends a mouse pad.) Operating System Supported: Windows XP, Windows Vista or Windows 7 Mac OS X 10.5 or later System Requirement: USB port Package Contents: Mouse Logitech Unifying receiver Two AA batteries User documentation Parts: 3 years limited Labor: 3 years limited