L91 x 12 Ultimate Lithium AA Battery 1.5v (One per zip bag) - Walmart.com
Energizer Ultimate Lithium AA Batteries, 4 Pack - For Multipurpose - AA - 1.5 V DC - 3000 mAh - Lithium Iron Disulfide (Li-FeS2) - 4 / Pack - ICC Business Products
7638900262643 Energizer | Energizer Lithium Iron Disulfide AA Batteries 1.5V | 196-6692 | RS Components