Energizer is the battery you count on every day to power your family's toys, home electronics and flashlights is even better. Energizer MAX AAA batteries now hold their power for 10 years. Energizer proprietary Power Seal Technology is assurance that you'll have power you can rely on, whether you're capturing baby's first steps, competing in the final level of a video game marathon or preparing for a storm on the horizon. A 10 year shelf life means that you can be confident you'll always have power when you need it most. that's positive energy! Features and Functions: World's 1st Zero Mercury AAA Alkaline Battery: Energizer is a leader in the industry in powering people's lives responsibly. Up to 10 years shelf life. Made in USA.