How Long Does An Energizer AA Battery Last In Use? Energizer Recharge® AA, AAA, C, D, and 9V last charged up to 12 months in storage, with a battery life of up to 5 years under normal conditions for AA and AAA batteries. Is Energizer really the longest lasting battery? Energizer Ultimate Lithium is officially
How Do You Store Batteries When Not In Use? Unused batteries should be kept in the original packaging if possible. Loose batteries should be kept in a plastic battery box. Keep the batteries stored at room temperature in a dry and dark location. How do you preserve batteries when not in use? DO preserve battery
Is It OK To Leave Batteries In Flashlight? No battery life, no light. … Not only is it better for the batteries to remain in their original packaging until they are ready to be used, it is also better for the flashlight. Over time, batteries that are left inside a flashlight can corrode and destroy