Direct Distributor via Amazon offers this Microsoft Power Cover Keyboard for Microsoft Surface in Charcoal, model no. 5VX-00001, for $79.99 with free shipping. That's the lowest total price we could find by $5, although it was $5 less in January. It features click-in design, a touchpad, and functions as an external battery; it's compatible with the Microsoft Surface 2, Surface Pro, and Surface Pro 2.
This item will be back in-stock on March 1.