Poor plug contact: The connection between the plug and the jack is not tight enough, which will lead to poor contact, resulting in charging for a while, and then charging stops. Solution: Unplug and plug tightly.
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2, battery aging damage: battery with the use, will inevitably aging and damage. The capacity of the battery in use will gradually decrease, especially the improper use of the battery internal \"vulcanization\" serious, this battery performance is \"a full charge, a use of light\
I think the battery is failing. It fills up in one flush. Once you use it, it runs out of power.