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What is the warranty period for a car battery?

1 Answers

StNadia

07/29/25 2:51pm

Under normal circumstances, a car battery can last for 3 to 4 years. The battery is a relatively important component in a car, responsible for supplying power to the electrical devices in the vehicle. When the engine is not started, the battery powers all the electrical devices in the car. After the engine is started, the alternator takes over the power supply. The battery is also responsible for starting the engine. Here is some relevant information: 1. Requirements for battery replacement: If you notice that the battery is not holding a charge, the starter is weak, or the headlights are significantly dimmer, the battery should be removed and charged for 12-24 hours using a charger. If the problem persists and the mileage exceeds 50,000 KM, and the alternator is functioning properly, it may be time to consider replacing the battery. 2. Car battery: A car battery, also known as a storage battery, is a type of battery. The working principle of a storage battery: During charging, external electrical energy is used to regenerate the internal active materials, storing electrical energy as chemical energy. When discharging is needed, the chemical energy is converted back into electrical energy output, similar to commonly used mobile phone batteries in daily life.

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