The reason why the car charger charges too slowly
< br >
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.
< br >
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.
< br >
How many volts is the car charger?
< br >
Car charger is suitable for 12V, 24V car cigarette lighter interface, and its output power is different according to the car charger Settings, under normal circumstances, the output power of the USB interface is 5V-1A(5W), of course, now there are many car charger support \"fast charge\" technology, its output power according to the setting is different, are not the same, Common ones are 5V-2A(10W) and 9V-2A(18W).