With the same click feel and 90% noise reduction compared to Logitech M170 classic mice, M220 SILENT offers a quiet experience for yourself and those around you. It has a long-lasting up to 18-month battery life with auto-sleep and a powerful 10-meter wireless range with 128-bit encryption between the mouse and the receiver. Plus, its small size is perfect to toss in a bag and go. Just plug the tiny USB receiver and it works with Windows, Mac, Chrome OS or Linux. Finally, the Logitech Advanced Optical Tracking is designed for smooth and precise moves on almost any surface.