This is a 16-pack of rechargeable AA batteries by Powerowl. They’re high capacity batteries and can be recharged over 1,200. They can also keep 70% power after three years of non-use ...

They can be charged over 100 times and can be used ... Pre-Charged Rechargeable Batteries, 4-Battery Pack (packing may vary) The Duracell Rechargeable AA Batteries have a capacity of 1300mAh ...