What's Inside AA rechargeable battery

Today I bought some rechargeable AA batteries, Usually rechargeable AA batteries are NI-CD or NI-Mh batteries, it has a voltage of 1.2V. I was quite surprised that the battery I bought had a constant voltage of 1.5V. Come on, also see what is the secret?.

👉 AA battery : https://www.banggood.com/custlink/KD3RBhi8YE
👉 RC 3563 : https://www.banggood.com/custlink/m3KY0mvTyO
👉 RD6018W : https://bit.ly/3oMozQe
👉 ADS5012H : https://www.banggood.com/custlink/GGDRo48SuI


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