No damage to the battery, first of all, the safety of driving has been improved, one hand, attention will not be distracted, secondly, a healthy way to charge the mobile phone battery is to keep the battery power above 20%, the mobile phone power consumption is too fast during the navigation process, continuous charging is the best choice, and finally, the magnet of the mobile phone case is small. The resulting magnetic effect is not enough to damage the entire phone charging process.
It doesn't matter. The stand is just easy to charge.