- Jan 06, 2018 -
Car charger just plug in there is noise is how is it?
Plug cigarette lighter should be connected to the positive and negative, short-circuit. It is recommended that you insert the charger or navigation plug each time you turn off the flame, and then start the car, do not plug in the charging state.
Car charger car cigarette lighter as a power outlet directly for mobile phone charging. Due to the lower voltage provided by the car, so only need to have an overload protection circuit inside the car charger. The front end of the car charger socket is designed with a fuse, when the current exceeds the overload protection circuit can withstand the range, the fuse blows immediately, play a protective role. Note: you must charge the car when the engine starts!