10 DAYS ON FULL CHARGE UP TO 5 MONTHS WITH BACKLIGHTING TURNED OFF BLUETOOTH LOW ENERGY WIRELESS CONNECTION COMPATIBLE WITH LOGI BOLT USB RECEIVERS (NOT INCLUDED) WILL NOT PAIR WITH OTHER LOGITECH USB RECEIVERS Keyboard On/off switch Yes Bluetooth Low Energy (BLE) Yes Multimedia keys Yes Hot keys Yes Multi-device support Yes Numeric keypad No Keyboard form factor Mini Pointing device No Keyboard language Spanish Keyboard layout QWERTY Device interface RF Wireless + Bluetooth Connectivity technology Wireless Recommended usage Office Design LED indicators Yes Surface coloration Monochromatic Product colour Graphite Keyboard style Straight Adjustable backlight Yes Backlight type LED Backlight Yes Features Wireless range 10 m Power Number of batteries supported 1 Charging source USB Type-C Rechargeable Yes Battery capacity 1130 mAh Battery technology Lithium Polymer (LiPo) Keyboard battery type Built-in battery Power source type Battery Mouse Mouse included No System requirements Other ope