The phone will automatically power off when it is fully charged. Here are some tips for cell phone battery use:
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1. Do not overdischarge. When the device prompts \"insufficient power\
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2. Don't overcharge. When the charger gives a full indication, the charger should be unplugged. Now the charger generally has a full stop design, do not remove the battery from the charger for a short time, but it is okay to leave the battery on the charger, until the grid voltage rises at night, the charger that has stopped charging, after the voltage rises, it will continue to charge, causing the battery to overcharge. This affects battery life.
No, the power goes off when it's fully charged