Fluid Typing Experience: Laptop-like profile with spherically-dished keys shaped for your fingertips delivers a fast, fluid, precise and quieter typing experience Automate Repetitive Tasks: Easily create and share time-saving Smart Actions shortcuts to perform multiple actions with a single keystroke with the Logi Options+ app (1) Smarter Illumination: Backlit keyboard keys light up as your hands approach and adapt to the environment: Now with more lighting customizations on Logi Options+ (1) More Comfort, Deeper Focus: Work for longer with a solid build, low-profile design and an optimum keyboard angle that is better for your wrist posture Multi-Device, Multi OS Bluetooth Keyboard: Pair with up to 3 devices on nearly any operating system (Windows, macOS, Linux) via Bluetooth Low Energy or included Logi Bolt USB receiver (2) USB C Rechargeable Keyboard: Stays powered for up to 10 days on a full charge or up to 5 months (backlighting turned off) (4): quick charge with the included USB-C charging cable Team with Master 3S: Pair any MX wireless keyboard and mouse with Logi Options+ and seamlessly work, transfer text and files between up to 3 computers (Windows & macOS) Recycled: Plastic parts in MX Keys S Wireless Keyboard include certified post-consumer recycled plastic — 26% for Graphite and 11% for Pale Grey (5)