M170 System Requirements Windows 7, Windows 8, Windows 10 or later Mac OS X 10.8 or later Chrome OSTM

Reliable, portable and easy to use, the Logitech M185 Mouse is designed to give you a hassle-free wireless experience.

High-definition optical tracking You'll enjoy responsive, smooth cursor control, precise tracking and easy text selection thanks to high-definition optical tracking (1000 dpi Full-size comfort, ambidextrous design Designed to keep either hand happy. So you'll feel comfortable, even after hours of use.

Orignal Quantum QHM262W -Wireless mouse Max 1600 DPI Range 10 Meters

Interface: USB Optical sensor technology - 1,000 DPI optical sensor provides improved accuracy and precise mouse movements. Dual-purpose design, Large enough for comfortable desktop use. Small enough for the mobile user Ergonomic. Ergonomic shape provides support to help prevent palm strain. Designed for left and right handed users. Size: Medium, Technology: Optical.

Orignal Quantum QHM262W -Wireless mouse Max 1600 DPI Range 10 Meters