In rainy days, you can turn on the flight mode to charge the phone, because in rainy days, your phone is still running normally, when your phone has no electricity, you naturally need to charge, but you can choose the flight mode, the various programs of the phone have been closed in flight mode, if this pair has charging, the charging speed will become faster, so in rainy days, you can turn on the phone. You can charge your phone in airplane mode.