Logitech 920-008149 K780 Multi-Device Wireless Keyboard for Windows, Wireless 2.4GHz, Bluetooth, Smartphone and Tablet Cradle

Wireless keyboard features a solar-powered design to keep your keyboard charged and ready. Thin profile adds style to your work space whether you've got a laptop or desktop. Plug-and-play simplicity allows you to plug the receiver into a USB port on your computer and start using your keyboard right away without software. Unifying receiver stays in your computer and lets you add compatible devices as you need them.