16 pack of Energizer MAX AA Alkaline Batteries, Batteries AA Size Energizer’s #1 longest-lasting MAX AA batteries – up to 100% longer lasting vs. standard minimum average duration Enhanced Energy – A more efficient cell design results in a longer lasting battery The power you depend on for your double A devices, from toys and flashlights to everyday items like remotes These Energizer AA batteries hold power for up to 15 years in storage Feel confident knowing you have the long-lasting power and protection you expect from Energizer