#include <LiquidCrystal_I2C.h>
#define I2C_ADDR    0X27
#define LCD_COLUMNS 16
#define LCD_LINES   2

LiquidCrystal_I2C lcd (I2C_ADDR, LCD_COLUMNS, LCD_LINES);

void setup() {
  lcd.backlight();
  lcd.init();
  lcd.print("DO NOT TOUCH!");
  lcd.setCursor(0,1);
  lcd.print("THAT'S BUSINESS!");

}

void loop() {
  lcd.display();
  delay(1000);
  lcd.noDisplay();
  delay(300);

}