How to choose zinc-manganese battery correctly?
2021 Nov 10 By admin 0 comment

1.The common sense of zinc manganese battery selection(1) Appearance inspection should be carried out when purchasing new batteries. Generally, a new battery has a neat appearance, a tightly packaged plastic skin, a tight shell, a bright metal surface, and the marked trademark, place of production, positive and negative electrodes, specifications, models, and rated voltage are clear and complete. The tail (negative electrode) of the used battery often has different degrees of scratches. The most obvious is that the surface of the center of the battery tail can see the “ring” that is worn out. In summary, if the surface of…