The Logitech K750 solar-powered wireless keyboard that makes battery hassles a thing of the past in a streamlined, comfortable design. Light-powered keyboard It doesn’t get more hassle-free than this. This Logitech K750 keyboard charges itself whenever there’s light—and stays charged for at least three months in total darkness—so you can say good-bye to battery hassles. Solar power keeps your keyboard charged and ready - even indoors. Hand happiness Treat your hands right with keys that feel good and make every keystroke comfortable, fluid and whisper-quiet. Only 1/3 -inch thick With sleek lines and a thin profile, this stylish, streamlined Logitech K750 keyboard adds style to your workspace—whether you’ve got a laptop or desktop. Advanced 2.4 GHz wireless So you can work or play in more places—like your comfy couch—the long-range wireless connection virtually eliminates delays, dropouts and interference. Logitech Solar App Want to know how much battery power you have? Or how much power you’re getting from your desk lamp? The Logitech Solar App can help. Plug-and-play simplicity Setup takes seconds—you simply plug the wireless receiver into a USB port on your computer and start using your Logitech K750 keyboard right away without software. Small steps, bright future From the PVC-free construction to the fully recyclable box, this Logitech K750 keyboard is designed to minimize its footprint. System Requirements Windows-based PC Windows XP, Windows Vista , Windows 7, Windows 8, Windows 10 Light source from sunlight and/or indoor lighting