. English keys only!!! PN: 920-010977 Dimensions Height 193.5 mm Width 457.3 mm Depth 24 mm Weight 700.23 g w/o receiver (1.8 g) and with 2 AA Alkaline batteries (48.23g) Technical Specifications Connection Type Bluetooth® Low Energy Wireless (Bluetooth 5.1) or Logi Bolt USB Receiver Wireless range 10 meters 1Wireless range may vary based on user, environmental, and computing conditions. Battery Battery life 36 months 2Battery life may vary based on use and computing conditions. Indicator Lights Indicator lights on Caps Lock, Connect key and Battery Status Customization app Supported by Logi Options+ on Windows and macOS 3Available on Windows and macOS at logitech.com/optionsplus Sustainability Graphite plastics 28% post-consumer recycled material 4Excludes plastic in printed wiring assembly (PWA), cables, and packaging. Off-white plastics 21% post-consumer recycled material 5Excludes plastic in printed wiring assembly (PWA), cables, and packaging.