+ lcd.setCursor(0, 0);
+ lcd.print("Airing Butler");
+ lcd.setCursor(0, 1);
+ lcd.print("is warming up...");
+ } else {
+ lcd.setCursor(0, 0);
+ lcd.print("CO2: ");
+ lcd.print(co2);
+ lcd.print(" ppm ");
+ lcd.setCursor(0, 1);
+ lcd.print("Temp: ");
+ lcd.print(temp);
+ lcd.print(" C +/- ");