The world's biggest selling wireless mouse Just connect this easy-to-use, plug and play Logitech M185 wireless mouse and you can use it right away. You benefit from the mobility of a wireless connection with the reliability of a wired mouse, and fast data transfers which are virtually free of delays and downtime. What's more, you don't have to change the battery for an entire year. System requirements Windows XP, Windows Vista or Windows 7 - Mac OS X 10.5 or later Linux kernel 2.6 or later USB connection