Rayovac Alkaline Batteries, AAA Fusion, 30/PK (RAY82430PPTFUSK) Pack of 30Fusion AA batteries excel in today's most power hungry devices, including digital cameras, high powered toys and grooming devices. Pro pack contains 30 advanced alkaline batteries. Slim Seal technology maximizes internal battery capacity. Increased anode density improves discharge efficiency. Improved cathode formulation enhances electrical conductivity. Mercury free, advanced alkaline batteries stay fresh in storage for 12 years. General Information