Wireless Mouse M235 910-002201 The feel-good, reliable mouse with more precise navigation and soft rubber grips. Logitech® Advanced Optical Tracking Enjoy precise clicking and pointing—on surfaces other optical mice can’t handle—while navigating your favorite websites thanks to Logitech Advanced Optical Tracking. Logitech Advanced 2.4 GHz wireless connectivity You get the reliability of a cord with wireless convenience and freedom—fast data transmission and virtually no delays or dropouts. 1-year battery life You can go for a year without battery hassles. An On/Off switch and smart sleep mode extend battery life, while an indicator light eliminates surprises.* Plug-and-forget nano-receiver So small and unobtrusive, you can plug it into a USB port and forget about it. Plus, you can say good-bye to worries about broken or lost receivers. Compact comfort You’ll enjoy more comfort and ease thanks to this compact mouse’s hand-friendly, contoured design with soft rubber grips and a smooth scroll wheel. Logitech reliability You get the high quality and reliability that have made Logitech the global leader for mice—plus a three-year limited hardware warranty. Perfect for laptops and netbooks Your mouse works with Windows®, Mac® and Linux®. No matter what type of computer you own today—or buy tomorrow—you can depend on your mouse to work like you expect. System Requirements Windows® XP, Windows Vista® or Windows® 7 Mac OS® X 10.5 or later Linux® kernel 2.6+ USB port Warranty 3-year limited hardware warranty Package Contents Mouse Nano-receiver 1 AA battery (pre-installed) User documentation