Duracell NiMH Rechargeable AA Batteries 4-Pack Package for $8.16 Shipped

Duracell NiMH Rechargeable AA Batteries 4-Pack Package for $8.16 shipped after selecting Subscribe & Save to save an extra 15% and receive free shipping.  The subscription can be canceled at any time with a few clicks.  Here is a screenshot for your reference.  Getting four of these rechargeable AA batteries usually costs about $14 or more.