1, the quality of the charger itself. Nowadays, many car chargers on the Internet have amazing sales, and I do not know whether they are true or false, anyway, it is recommended that big brands are trustworthy, or small and cheap may also charge digital equipment.
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2, the power of the selected charger is low. Today, many mobile phones support fast charging, so the choice of low-power car chargers will form a strong contrast
A, the sudden charging of the car charger is particularly slow, which may be the DC generator triangle is loose, the generator speed is slow, and the power generation is slow to charge.