Make charging easy with the integrated rechargeable battery in the keyboard. Seamlessly switch up to 3 devices via the 2.4G Unified dongle or Dual BT on multi-OS. Look your best with the sleek, contemporary design and premium textured finish. The Lenovo Professional Wireless Rechargeable Keyboard, its full-size keyboard sports scissor switches that create an elevated typing experience. Plus, its covers are made from eco-friendly 65% recycled material that protects the environment.. Keyboard. Bluetooth Low Energy (BLE). Yes. Key pitch. 1.91 cm. Hot keys. Yes. Multi-device support. Yes. Keyboard keys operating life. 10 million characters. Keyboard number of keys. 105. Numeric keypad. Yes. Keyboard form factor. Full-size (100%). Pointing device. No. Keyboard language. UK English. Keyboard layout. QWERTY. Keyboard key switch. Scissor key switch. Device interface. RF Wireless + Bluetooth. Connectivity technology. Wireless. Design. Surface coloration. Monochromatic. Product colour. Grey. Backlight. No. Features. Cable length. 1 m. Power. Charging source. USB Type-C. Battery recharge time. 2 h. Battery capacity. 420 mAh. Battery technology. Lithium-Ion (Li-Ion). Keyboard battery type. Built-in battery. Power source type. Battery, USB. Mouse. Mouse included. No. Operational conditions. Operating relative humidity (H-H). 20 - 95%. Operating temperature (T-T). 0 - 40 °C. Weight & dimensions. Keyboard weight. 586 g. Keyboard dimensions (WxDxH). 437.4 x 128.8 x 14.8 mm. Packaging data. Package type. Box. Package weight. 795 g. Package height. 42 mm. Package depth. 129 mm. Package width. 495 mm. Packaging content. Wireless receiver interface. USB Type-A. Receiver included. Yes. Number of products included. 1 pc(s)