Keyboard Logitech MK950 / 920-012490 Black

Quick overview from the supplier:

Wireless Keyboard & Mouse Logitech MK950, Ultra thin, Quiet Typing, F-keys, Smart Actions, Flow 4000dpi 6 buttons, 2xAAA/1xAA, 2.4Ghz+BT, EN, Graphite . PN: 920-012490 Dimensions Keyboard Height 134.8 mm Width 433.8 mm Depth 23.1 mm Weight (with battery) 685 g /(without battery- without receiver): 662.6 g Mouse Height 108.2 mm Width 61 mm Depth 38.8 mm Weight (with battery) 101.3 g / (without battery - without receiver): 76.3 g Technical Specifications Battery Keyboard Battery Type Non-rechargeable, Alkaline Number of Batteries 2xAAA (included) Battery life 36 months  Battery Mouse Battery Type Non-rechargeable, Alkaline Number of Batteries 1xAA (included) Battery life 24 months Keyboard (additional specs) Full-size layout with number pad Tilt legs (for 8 degree typing angle) On/Off power switch Caps Lock, Battery and Easy-Switch keys indicator lights Multi OS printed layout (Windows/Mac/Chrome) Easy-Switch Keys (connect up to 3 multi-OS devices) Compatible with Logitech Flow technology enabled mouse Mouse (additional specs) Quiet click and scrolling SmartWheel technology Contoured shape with rubber grips Number of buttons 6 (Left/Right-click, Scroll-wheel with middle click, side buttons, DPI button) On/Off power switch Battery indicator and Easy-Switch indicator lights Multi OS compatibility Easy-Switch button (connect up to 3 multi-OS devices) Compatible with Logitech Flow technology Sensor Technology Logitech Advanced Optical Nominal value 1000 DPI DPI (Minimal and maximal value) 400-4000 DPI (can be set in increments of 100 DPI) Connection type support Logi Bolt USB receiver (included) Bluetooth Low Energy Technology (Bluetooth 5.1) Wireless range Wireless range 10 m Requirements Internet connection required to download optional customization app Logi Options+ Bluetooth Low Energy enabled device with keyboard and mouse support Customization app Supported by Logi Options+ on Windows and macOS