Back again for those who missed it here. These are actually different from the FP deal in January. These are duralock batteries with an exp of 2021.
Duracell Coppertop Duralock Alkaline Batteries: 30-Count AA and 10-Count AAA [rakuten.com]
$ 14.99 – $ 3 code DURA3
= $ 11.99 with free shipping