#define Buzzer_Pin 10
void setup() {
  // put your setup code here, to run once:
pinMode (2,OUTPUT);
pinMode(8, OUTPUT);
pinMode(Buzzer_Pin, OUTPUT);
}
void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(2, HIGH);
digitalWrite(8, LOW);
tone(Buzzer_Pin, HIGH);
delay(4000);
digitalWrite(8, HIGH);
digitalWrite(2, LOW);
noTone(Buzzer_Pin);
delay(2000);
}