When is the best time to charge the battery?

When the total power of the tricycle is about 30%, it is the best time to charge the tricycle at this time, and the charging time should not exceed 12 hours to avoid overcharging the battery. If the riding mileage is within 5-10km every day, it is recommended that you do not charge frequently, do not charge for short distances, and charge frequently, otherwise the battery life will be terminated prematurely.