normal phenomenon
When charging, the electronic original of the charging head is working at full load, so it is normal to heat up, but Anker's charger uses the same chip as the Apple charger, although the price is nearly half less than the original Apple charger, the quality is not reduced, take an example of Anker 65W charger, the product uses a variety of latest technologies. The product meets the latest stringent international standards, and the maximum temperature during charging is not higher than 77 degrees, so there is no need to worry about safety risks.