The voltage of the car fast charge is usually 12V. Car charger is to facilitate the use of car power to charge digital products anytime and anywhere accessories, conventional car charger for car battery power supply, widely used in a variety of portable, handheld equipment lithium battery charging field.
If you need more specific charging voltage information, it is recommended to check the product manual or consult the manufacturer.
Gasoline cars are 12 volts. Diesel cars have 24 volts. It all follows the voltage of the battery. Determine the voltage of the charger.