What is the method of extending the life and charging of the button cell?
2022 Jan 13 By admin 0 comment

1. How to extend the life of a button cell1). The method of prolonging the life of the button cellWhen the button-type cell of the pocket calculator is used up, remove the old cell with insufficient power, and place the negative side on a clean table, then press the teacup filled with boiling water on the positive side of the button-type cell, and then Use two clothing buttons to flatten the teacup, but make sure the cell has good temperature contact with the teacup. After the water in the teacup is cooled, the cell can be used in an emergency,…