#include <Servo.h>
int servoPin=2;
int servopin=4;

Servo servo1;
Servo servo2;

void setup() {
  servo1.attach(servoPin);
  servo2.attach(servoPin);
}

void loop() {

  servo1.write(0);
  delay(1000);
  servo2.write(0);
  delay(1000);
  servo1.write(90);
  delay(1000);
  servo2.write(90);
  delay(1000);
  servo1.write(180);
  delay(1000);
  servo2.write(180);
  delay(1000);

}