Long lasting and reliable energizer max aaa batteries provide dependable power for household devices with powerseal technology they lock in energy for up to 10 years so they39re always ready to go product specification battery size aaa rechargeable no battery type alkaline voltage 15v barcode 07638900410204 product type aaa batteries product family max form factor battery colour blacksilver pack quantity 1 pack each containing 12 total 12 pieces shop reference