Lenovo has its Lenovo Wireless K5920 Keyboard, model no. 0C51501, for $14.99 (39.99 – 25 coupon) with Free Shipping for a limited time. To get discount, use the coupon code: USP1MR421501 at checkout. Coupon expires March 26, 2014.

This Lenovo K5920 Keyboard features a mini wireless receiver, ultra-thin and floating design for more comfortable typing with better tactile sensation, and energy efficient.