Battery hassles are a thing of the past with the solar-powered Logitech Wireless Solar Keyboard K750.
From the Manufacturer
Wireless Solar Keyboard K750
• Powered by indoor lighting or sunlight
• Sleek ultra-thin design
• Concave key caps for more comfortable typing
• Reliably strong 2.4 GHz wireless connection
• Tiny Logitech Unifying receiver stays in your laptop