Lenovo 800 Self-Charging Bluetooth Keyboard-US English Keyboard Bluetooth US English White

Bluetooth 5.1, multi-device support, up to 3 devices connection. Support Microsoft swift pairing. Energy Source: Energy harvesting is achieved by collecting ambient light. Uses fast charging super capacitors (SuperCap) to store light energy. A reserved USB-C port for emergency charging use. Can support 1-month use when charging full. Low-profile 2.5-zone keyboard layout for effortless silent typing. Adjustable tilt leg and spill-resistant keyboard design. Customization App: Lenovo Accessories and Display Manager. Enjoy total peace of mind thanks to the 1-year warranty.