Electronics.woot! is offering up to 29% off battery basics with the discount shown on the product page. Shipping is $6; free for Amazon Prime members. You can get an extra 20% off with coupon code SAVE20 [Exp 10/9].

The pictured 26-Count Energizer Ultimate Lithium AA Batteries (18AA + 8AA Retail Packaging) is on sale for $45 after code SAVE20.