Digitaler LED Komfortabler Temperaturregler 12V 24V 110-220V Temperaturfühler
ab 5,03 €
If the screen shows "LLL," it indicates that the temperature probe is not plugged in, broken, or experiencing a short circuit. Replacing the probe should resolve the issue. Pressing the settings key again allows them to use the up and down buttons to set the desired startup temperature.
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