#include <Servo.h>

Servo servo1;
Servo servo2;
Servo servo3;
Servo servo4;

void setup() {
  servo1.attach(2);
  servo2.attach(3);
  servo3.attach(4);
  servo4.attach(5);
  pinMode(8, OUTPUT);
  pinMode(11, OUTPUT);
}

void loop() {
  digitalWrite(8, 1);
  analogWrite(11, 1);
}

void left_hand_pos1(){
  servo1.write(0);
  servo2.write(0);
  servo3.write(0);
  servo4.write(0);
  delay(1500);
  servo1.write(30);
  servo2.write(45);
  servo3.write(60);
  servo4.write(90);
  delay(1500);
}