Energizer Alkaline Batteries A23 (2 Battery Count)
From the manufacturer
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| Energizer MAX | Energizer Ultimate Lithium | Energizer Recharge Power Plus | Energizer Coin Lithium | Energizer Hearing Aid | |
| Size | AA, AAA, C, D, 9V | AA, AAA, 9V | AA, AAA, C, D, 9V | 2032, 2025, 2016, 2450, 2430, 1632, 1620, 1616, 1220, 1216, 1025 | 10, 13, 312, 675 |
| Composition | Alkaline | Lithium | NiMH | Lithium | Zinc Air |
| Shelf Life/Battery Life | AA, AAA, C, D—up to 10 years; 9V—up to 5 years | AA, AAA—up to 20 years; 9V—up to 10 years | AA, AAA—up to 5 years; C, D, 9V—up to 3 years | Up to 8 years | Up to 4 years |
| Made with Recycled Batteries | AA, AAA—made with 4% recycled batteries | ||||
| Best Uses | Everyday low to mid-drain electronics | High-tech and smart devices; suitable for use in extreme temperatures | Everyday devices that require consistent replacement | Reliable power for heart-rate monitors, glucose monitors, keyless entry, and more | For many types of hearing aid devices including ITC, ITE, BTE, CIC, and Cochlear Implants. |
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