The batteries are potentially free because your cart does not state that there is a charge after you follow the following scenario; however, if you are not a Bill Me Later Customer you still have to put in your credit card information even though the total cost reads $0.00.
Site: PC Connection Express
Product: Panasonic Alkaline Battery AA (2-pack)
Total cost: $0.94 each (for this transaction order 3)
Cost of shipping: 6.82 (depending on where you live)
Taxes: (Depends on where you live)
Coupon Code: ThankYou
If this deal doesn’t work for you let me know. I tried it and it worked and I received my confirmation email, but deals like these often are limited so once a lot of people try it, it probably will no longer work.