Logitech K750 Wireless Solar Keyboard $45 at Newegg

Newegg has the Logitech K750 Wireless Solar Keyboard for $65 - $5 off with coupon code EMCKFHD48 [Exp 5/2] - $15 rebate [Exp 5/2] = $45 with free shipping. The first solar powered keyboard, uses ambient light to power itself, can run for three months on a full charge and includes a desktop app that can monitor battery levels, drain alerts and optical placement.