Reliable 2.4 GHz Wireless Mouse: The Logitech M171 wireless mouse almost never experiences connectivity dropouts or delays and offers a strong 2.4 GHz connection up to 33 feet/10 meters from a device. Plug-And-Play Connection: This wireless mouse is very user-friendly and adaptable; all you have to do is plug the mouse's receiver into any computer's USB port to start using it right away. No pairing or software download is necessary. Durable and Compatibility: This mouse is compatible with all operating systems and offers the excellent quality and dependability that have made Logitech the world leader in mice at a cost you can afford, along with a three-year limited hardware warranty. Features that save power: This mouse lasts for a full year; to prolong battery life, switch