http://ping.fm/V1zL1
Logitech has announced solar powered energy keyboard named K70 keypad. Logitech k750 wireless keyboards have always been constrained by the need for batteries that require periodic replacement. To get rid of the problem, Logitech K750 keypad, as opposed to the previous wireless keyboards not be fitted along with new batteries to operate. Rather than using the keyboard itself of solar energy through two panels of solar cells on top of the keyboard.