Car charger safe?

The car charger are position in cigarette lighter, some may have some doubts about cigarette lighter the load capacity of the interface, actually don't need to worry about. General car cigarette lighter interface fuses are in more than 10 a, larger even reached more than 20 a, the load capacity; The vehicle power supply voltage is 12 v / 24 v, so the cigarette lighter the load capacity of the interface generally above 120 w, deal with the voltage of 5 v car charger, is completely don't have to worry about.

Even some brand for the convenience of the user and multi-port car chargers, cigarette mouth can fully competent. 3 USB car charger, such as green and its 3 mouth full load current of 5.8 A, 5 * 5.8 = 29 w, also far lower than 120 w.