Arduino Serial Data Transfer

//----------- NodeMCU Code -----------//
#include<SoftwareSerial.h>

SoftwareSerial ss(5, 6);  // RX, TX

float myData = 123.45;

void setup() {
  ss.begin(9600);
}

void loop() {
  ss.println(myData);
  delay(500);
}

//----------- Arduino Code -----------//
float myData;

void setup() {
  Serial.begin(9600);
}

void loop() {
  if (Serial.available()) {
    myData = Serial.parseFloat();
    Serial.print("Sensor Value: ");
    Serial.println(myData);
  }
}