The Logitech MX Master 3S is a wireless performance mouse designed for professional computing environments, featuring advanced scrolling technology and multi-device connectivity. This dark gray mouse incorporates Logitech's MagSpeed electromagnetic scrolling wheel, which delivers precise, ultra-fast scrolling with near-silent operation. The device connects via Bluetooth or the included USB-C receiver, supporting Windows, Linux, and Chrome OS systems.

With its ergonomic shape designed for right-handed users, the mouse provides comfortable support for extended work sessions. The MX Master 3S features Logitech's Darkfield high-precision tracking sensor, which operates on virtually any surface including glass with a thickness of up to 4 mm. Battery life extends up to 70 days on a single charge via USB-C, with quick charging providing three hours of use from a one-minute charge.

The mouse measures approximately 124.9 mm in length, 84.3 mm in width, and 51 mm in height, with a weight of 141 g. It includes customizable buttons with gesture support and Logitech Options software compatibility for personalized configuration. The scroll wheel automatically switches between hyper-fast and ratchet modes based on scrolling speed, while the thumb wheel provides horizontal scrolling capability.

The device supports connection to up to three computers simultaneously with Easy-Switch technology. Materials include a matte finish with rubber side grips for secure handling. The MX Master 3S represents the successor model to previous MX Master versions, maintaining compatibility with Logitech Flow software for cross-computer cursor movement and file transfer between systems. This mouse is suitable for office environments, creative workstations, and general productivity applications where precision input and ergonomic design are prioritized.