Arduino WiFiBee

char commandC;
String command;


void setup() {
  Serial.begin(115200);
  Serial1.begin(115200);

  // Wait for PuTTY
  while(!Serial1);
  delay(1000);
  Serial1.println("");
  Serial1.println("\t\tSuccessfully connected with arduino!");
  Serial1.println("");
  Serial1.println("");
}
void loop() {

  while(Serial.available()) {
    delay(5);
    Serial1.write(Serial.read());
  }

  while(Serial1.available()) {
    commandC = Serial1.read();
    command = String(command + commandC);

    Serial.print("Current char: ");
    Serial.println(commandC);
    Serial.println();
    Serial.print("Command: ");
    Serial.println(command);

    if(command == "rLed") {
        digitalWrite(9, HIGH);
        delay(1500);
        digitalWrite(9, LOW);

        commandC = '\0';
        command = "\0";

      } else if(command == "gLed") {
        digitalWrite(8, HIGH);
        delay(1500);
        digitalWrite(8, LOW);

      } else if(command == "bLed") {
        digitalWrite(7, HIGH);
        delay(1500);
        digitalWrite(7, LOW);

      }
  }

 }