Compact design opens up desktops Precision, performance, comfort Logi Bolt wireless security Keyboard Ambient light sensor Yes Proximity sensor Yes Bluetooth Low Energy (BLE) Yes Hot keys Yes Keyboard key profile Low-profile Keyboard keys operating life 10 million characters Keyboard number of keys 79 Numeric keypad No Pointing device No Keyboard language UK English Keyboard layout QWERTY Device interface RF Wireless + Bluetooth Connectivity technology Wireless Recommended usage Office Design LED indicators Battery Surface coloration Monochromatic Product colour Graphite Ergonomic design Yes Island-style keyboard Yes Keyboard style Straight Backlight Yes Features Wireless range 10 m Power Charging source USB Type-C Rechargeable Yes Battery life (max) 240 h Battery capacity 1500 mAh Battery technology Lithium Polymer (LiPo) Keyboard battery type Built-in battery Power source type Battery Mouse Mouse battery life 2.3 month(s) Mouse battery capacity 500 mAh Mouse battery technology Lithiu