The Logitech M185 is a simple, stylish mouse with plug-and-play wireless connectivity. Enjoy the reliability of a cord with the convenience and freedom of wireless, featuring fast data transmission and virtually no delays or dropouts. With approximately 1-year of battery life, you'll experience fewer hassles. The tiny nano receiver works right away without software and is small enough to leave in your USB port, so you won't lose it. Benefit from the high quality that has made Logitech the global leader for mice, backed by a 3-year guarantee. Key Features: Wireless USB connectivity, Tiny nano-receiver, Ideal for travelling and office spaces, Approx. 1-year battery life, Comfy contoured shape, Plug-and-play wireless connectivity. Includes Mouse, Nano receiver, 1 AA battery, and user documentation. System Requirements: Windows Vista, Windows 7, Windows 8, Windows 10, Mac OS X 10.5 or later, Chrome OS, Linux kernel 2.6+, USB port.