Do you know why the phone battery is swollen?

Do you know why the phone battery is swollen?

Summary

Do you know why the phone battery is swollen?

1. Charge for a long time without unplugging the charger.

2. Charge with different types of chargers many times. 

3. The charger is frequently unplugged and plugged in irregularly.

4. The charging voltage is unstable.

5. Different domestic and foreign standards.

6. More than two chargers work together. 

7. Cross use of direct current and alternating current. 

8. Other auxiliary heat dissipation devices are used when charging, resulting in extremely unstable battery.

9: The charging frequency is too high, causing the socket to be burnt and black.