Re-packaged from bulk (6000 unit case) hence brilliant value. 10 triple AAA batteries with a long expiry date of Dec 2041. Any additional questions please ask. About item: With an expiry date of 2041, you can be assured of their longevity and performance over time. Energizer, a brand synonymous with quality and durability, ensures these batteries are crafted with a lithium-based chemical composition, known for its high energy density and stable discharge characteristics. The AAA battery size makes them an ideal choice for everyday use, whether for household items, personal electronics, or on-the-go devices. Trust in the power of lithium to keep your lifestyle running smoothly.