Logitech offers the "dented box" Logitech K320 Wireless Keyboard, model no. 920-002362, for $19.99. Coupon code "logi_k320_11812" cuts it to $15.99. With $6.40 for shipping, that's tied with last month's mention and the lowest total in-stock price we could find by $12. Features include 2.4GHz wireless, up to 3-year battery life, micro-USB reciever, and more. Deal ends January 21.

Of note, this is a dented box item; the packaging may be dented or scratched, but the product itself is new with a full Logitech warranty