Each set of these Sony Cycle Energy AA Batteries is priced at $2.50.

Add it to the cart and change the quantity to 3 x 4-Pack for a total of 12 batteries. Note that 3 sets is the maximum number that can be purchased per order.

Shipping is $5.00 so the total comes $12.50 shipped as shown in this screenshot.

These batteries have a low self-discharge and maintains 85% of their charge after one year and can be recharged up to 1000 times. Getting 12 of these Sony Cycle Energy AA NiMH batteries at most places usually add up to (3 x $13.98), which is over $40.