The mobile phone can not be charged, or the more charged the less, generally the following situations:
1, the charger or data cable failure, the charger internal circuit damage, or the data cable internal break, this situation will occur, the surface is charging, but in fact, no charge, you can replace the charger and data cable try.
2, the mobile phone battery failure or life, when the internal failure of the mobile phone battery, or the battery loss is serious, the capacity is very low, the charge can not offset the power being consumed, this situation will also occur, can only replace the battery to solve.
3, the mobile phone itself design or hardware failure, due to the design is not rigorous, or PCB board itself problems, resulting in mobile phone leakage, will also lead to this situation, which needs to find after-sales or professional detection and maintenance.