How Long Does It Take to Fully Charge a Battery by Idling in Place?

1 Answers
StKingston
07/30/25 12:30am
Idling in place to charge the battery takes approximately 20 minutes to fully charge. The precautions are: 1. Check whether the charger is dual-use for 12V and 24V, as a single battery cannot be charged with a 24V charger; 2. For water-added batteries, the cover needs to be opened during charging, while maintenance-free batteries can be charged directly. Car idling is to overcome the engine's own operating resistance, maintain the engine speed, and make it more convenient for the driver during driving and temporary parking. The functions of the car battery are: 1. To provide power for the car's starter and ignition system; 2. To provide a stable DC power source for car electrical appliances.
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