Why do phone batteries bulge？
Why do phone batteries bulge？
The causes of mobile phone battery slight bulge are: 1, when the mobile phone has shown, users continue to recharge, lead to the battery overcharge, let the battery can't afford to voltage, then lead to bulge, batteries charging 2, suddenly the damaged battery voltage rise, causing the battery bulge, 3, battery is not original battery, bulge caused by the poor quality.
