The output power of the fast charger is adjusted according to the charging equipment's electricity, current, voltage and other parameters. During the charging process, the battery power of the charging device will gradually increase, and the higher the battery power, the output power of the charger will gradually decrease to ensure the safety and stability of the charging process. Therefore, the more the charger is charged, the less is a normal phenomenon, do not worry too much. It is recommended to use the original charger and avoid using unqualified chargers to avoid damage to the device.
The charger is broken. It's discharging faster than charging faster