Fluid and quiet mechanical typing: MX Mechanical Mini keyboard features Tactile Quiet switches that deliver next-level feel and flow with less noise - Clicky and Linear switches are also available Low-profile keys, more comfort: A keyboard layout designed for effortless precision, with a small, compact form factor and low-profile mechanical switches for better ergonomics Smart illumination: Backlit keys light up the moment your hands approach the cordless keyboard and automatically adjust to suit changing lighting conditions Faster workflow, more customization: Customize Fn keys, assign backlighting effects, enable Flow cross-computer, multi-device control, and more in the improved Logi Options+ (1) Multi-device, multi-OS: Pair MX Mechanical Mini Bluetooth wireless keyboard with up to 3 devices on nearly any operating system via Bluetooth Low Energy or included Logi Bolt receiver(2) USB-C quick charging: MX Mechanical Mini keyboard stays powered up to 15 days on a full charge or up to 10 months with the backlighting turned off (3) MX Mechanical full-size: If you crunch numbers frequently, a full-size keyboard form factor with an integrated numpad is also available. Plastic parts in MX Mechanical Mini include certified post consumer recycled plastic (Graphite: 47%(5)). Certified carbon neutral.