With the advancement of society and the development of science and technology, many emerging technology products are commonly found in our lives, such as batteries. Nowadays, our daily life is inseparable from the use of batteries, and the battery brings a lot of convenience to people. Then, the battery is divided into many types and many models, what is the aa battery? Let me introduce you here!
    Now when you buy a battery, you will see AA or AAA logo on the battery label and paper card. What do you mean by that? What is the aa battery? In fact, AA, AAA, C, D, etc. are all descriptions of the battery model. For example: AA is what we usually call the 5th battery, the general size is: diameter 14mm, height 49mm; AAA is what we usually call the 7th battery, the general size is: diameter 11mm, height 44mm.
    The C model is also the second battery, which has many uses. The standard C (flat head) battery has a height of 49.5±0.5mm and a diameter of 25.3±0.2mm. The D model is the No. 1 battery. It is widely used. It can be found in civil, military, and special DC power supplies. The standard D (flat head) battery has a height of 59.0±0.5mm and a diameter of 32.3±0.2mm.
    With this explanation, everyone understands what these English letters on the battery pack mean. After buying the dry battery, you can see at a glance, no more confusion.
    Through the above introduction, everyone should have a certain understanding of the issue of aa battery is a few questions, I hope to help everyone.
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