US Razor via eBay offers the Panasonic AA Battery 48-Pack for $13.25 with free shipping. (Munzdist via eBay has it for a few pennies more.) That's $0.28 per battery, tied with our mention from last week, and the lowest total price we could find for this quantity by $7. This pack includes 48 AA batteries and expires in 2017. Deal ends May 25 at 9:35 pm ET.