The Logitech Solar Keyboard Folio not only protects both the front and back of your new iPad or iPad 2 but also gives you a solar-powered Bluetooth keyboard. It’s powered by light, even low-light and lamp light. Based on an average usage of 2 hours a day, when fully charged the keyboard is reported to last you up to 2 years. The case makes use of iPads instant on/off and also has 2 viewing angles.
Available for preorder from Logitech for $129.99