bluetooth liga e desliga led

#include <SoftwareSerial.h>//chama biblioteca Bluetooth
SoftwareSerial Bluetooth (10, 11); //RX, TX

byte led_1 = 2;
byte led_2 = 3;
int Blue_data;

void setup(){
  //Serial.begin(9600);
  Bluetooth.begin (9600);//velocidade serial para o bluetooth
  pinMode (led_1, OUTPUT);
  pinMode (led_2, OUTPUT);
//funLed();
  }
void loop(){
  if (Bluetooth.available());
  {
    Blue_data = Bluetooth.read();

   //---------------- LED 1

    if (Blue_data == '1'){
      digitalWrite (led_1, HIGH);
      //Bluetooth.println ("Rele 1- ON");//print no celular
   }
     if (Blue_data == '2'){
       digitalWrite (led_1, LOW);
      // Bluetooth.println ("Rele 1- OFF");//print no celular
     }

   //  -------------- LED 2
    if (Blue_data == '3'){
    digitalWrite (led_2, HIGH);
   // Bluetooth.println ("Rele 2 - ON");//print no celular
    }
    if (Blue_data == '4'){
      digitalWrite (led_2 , LOW);
      //Bluetooth.println ("Rele 2 - ON");//print no celular
    }
  }
}