There is a sale on Duracell Batteries at Amazon that can be combined with subscribe and save and the coupon DURACELL to get an additional 30% off! You can get the batteries for as low as $0.36 each. Choose the item you want, add it to your cart using subscribe and save (you can cancel the subscription at any time by going to “my account” and “manage subscribe and save”). Then use the code DURACELL. The correct price will show up prior to payment.