How many volts is the car charger

Car charger are suitable for 12 v, 24 v car cigarette lighter interface, and its output power and varies according to the car charger set, generally the USB output power is 5 v - 1 a (5 w), of course, now there are a lot of car charger also support "quick charge" technology, its output power depending on the set, also is different, Common are 5V-2A(10W), 9V-2A(18W).

PS: Considering the safety of electricity consumption, the general fast charging technology is to increase the power by increasing the voltage.

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