
Car batteries are typically covered by a 1-year warranty. The functions of the are: 1. Providing a strong starting current to the starter when starting the engine; 2. Assisting the generator in supplying power to electrical equipment when the generator is overloaded; 3. Supplying power to electrical equipment when the engine is idling; 4. Protecting the electrical appliances in the car; 5. Converting part of the electrical energy into chemical energy for storage and charging when the generator's terminal voltage is higher than the electromotive force of the lead-acid battery. The maintenance methods for car batteries include: 1. Avoid overusing the battery; 2. Regularly clean the positive and negative terminals of the battery; 3. Periodically check the vent holes on the cover of non-maintenance-free batteries to prevent blockages; 4. Avoid excessively low battery water levels.


