Rayovac Alkaline AA 8pk Dependable power wherever you need it. Rayovac alkaline batteries last as long as Energizer? Max? and cost less, providing unbeatable value. This mercury-free formula is guaranteed fresh for 5 years, and the batteries come with a 100% money-back guarantee. Features and Benefits Rayovac Lasts as Long as Energizer Max® Mercury Free formula Guaranteed fresh for 5 Years Best used before date on battery