A simple, reliable mouse with plug-and-play wireless, a 1-year battery life and a 3-year limited hardware warranty. Plug-and-forget nano receiver It works with Window®-based and Mac® computers. 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 lost receivers.   1-year battery life You can go for a year without battery hassles. The On/Off switch and smart sleep mode help conserve power.*   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.   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.   Plug-and-play simplicity No software, no hassles—you simply plug in the tiny nano receiver and start using your mouse right away.   Comfy, contoured shape The contoured design feels good in either hand and offers more comfort than a touchpad.   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. Specification Connection: USB Type: Optical Wireless/Wired: Wireless Buttons: 3 Buttons Resolution: 1000 DPI Colour: Swift Grey Size: Travel-size Mouse LED Lightin No Cable: - LED Lightin - Ambidextrous: Yes Recharchable: - Battery Life: 1 Year Batteries Required: 1 AA (pre-installed) Additional Features: \"Plug-and-play Comfy, contoured shape 2.4 GHz wireless connectivity\" Package Contents: Mouse Nano receiver 1 AA battery (pre-installed) User documentation Package Type: Retail Package Weight: 0.1250 kg Warranty: 3 Years