4AGE BLACKTOP FOR SALE CAN BE FUN FOR ANYONE

So around the light, There exists 12V. But then There may be The sunshine along with the diode that provide it back again to all around 1V. That one Volt is required to give the alternator the sign to start charging.And you've got an ignition wire which would be only on when key is on and act as a signal to start out charging.It get's 12V from the