#include <LiquidCrystal_I2C.h>

const int VOL_PIN = A0;
LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  lcd.init(); 
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("COSMOLIGHT");
  lcd.setCursor(0, 1);
  lcd.print("Project Arduino");
  delay(3000);
}

void loop(){
    int value;
    float volt;

    lcd.clear();
    value = analogRead(VOL_PIN);
    volt = value * 5.0 / 1023.0;
    lcd.setCursor(0, 0);
    lcd.print("Value: " + String(value));
    lcd.setCursor(0, 1);
    lcd.print("Volt: " + String(volt));
    delay(1000);
}