Today only, J&R via Buy.com offers the Duracell Coppertop AAA Batteries 50-Pack with a Duracell Coppertop AA Batteries 100-Pack for $54.99 with free shipping ($0.37/battery). Plus, opt-in to receive 550 Rakuten Super Points with your purchase. (They convert to a $5.50 Buy.com credit.) Assuming you use the credit, that's $6 under our mention from two weeks ago and the lowest total price we could find for a comparable pack today by $25.

Note that the Super Points won't be added until 15 days after your item ships; after being added, they'll expire in 20 days.