AG Coin battery

　　AG Coin battery generally common charging and not charging two kinds, charging including 3.6V rechargeable lithium ion buckle battery (LIR series), 3V rechargeable lithium ion buckle battery (ML or VL series); Non-rechargeable batteries include 3V lithium-manganese button batteries (CR series) and 1.5V alkaline zinc-manganese button batteries (LR and SR series).

　　Common AG Coin batteries include AG3, AG10, and AG13 batteries used for toys and gifts. The model of the battery on the computer host board is CR2032, which is used for CR2025 in the electronic dictionary, and CR2016, SR44, SR626, etc., which is used for electronic watches.

　　The letters before the AG Coin battery model name indicate the type of battery, the numbers indicate the size, the first two numbers indicate the diameter, and the last two numbers indicate the thickness.

　　Common and typical models are: 6F22 (9V), 4F22 (6V), 15F20 (22.5V), 10A (9V), 11A (6V), 23A (12V), 25A (9V), 26A (6V), 27A (12), 476A (6V), 120H7D (8.4V), 2X625A (3V) and so on.