The Energizer AAA X10 pack consists of 10 units of 1.5V LR03 industrial alkaline batteries. This pack is ideal for use in both high and low drain devices, offering reliable power for a variety of applications. With a chemical composition of alkaline, these batteries have a long-lasting charge and are suitable for a wide range of sound and vision devices. Made in China, this pack ensures quality and performance for all your battery needs.