Explanation

A chemical cell that can not be recharged and reused after discharge, also called primary battery. After the internal active substance is discharged and consumed, it can not return to the initial state through the charging process, so it can only be used once. Its composition mainly includes positive pole, negative pole, electrolyte, separator, shell, etc. There are many types of batteries, including neutral (or alkaline) zinc manganese batteries, zinc silver batteries, metal air batteries, and primary lithium batteries. According to different needs, batteries can be made into various shapes and specifications, mainly cylindrical, button shaped, square, etc. It has a wide range of applications and can be used in various portable electronic devices, such as flashlights, cassette recorders, electronic watches, calculators, hearing aids, pacemakers, etc. In addition, standard batteries are also included.

Classification