How Long Should A Car Battery Be Charged? A Step-by-Step
How Long Should a Lithium-Ion Car Battery Be Charged? A lithium-ion car battery typically requires about 30 minutes to 8 hours for a complete charge, depending on the charging method. Fast chargers can charge a battery to 80% in approximately 30 minutes, while standard home chargers may take 4 to 8 hours for a full charge.