Herzberg HG-5033; LED light valve with temperature sensorLet yourself be amazed by this magnificent spectacle of lights that offer us the taps LED luminous lights. Forget the classicfaucets and make way for this new trend that invites you in a colorful and soothing atmosphere throughout your interior andespecially in your bathroom.No battery or external power is requiredLED Temperature-Sensitive Tip with Automatic ControlColor changes LED automatically when water temperature changesLED emission color: Green, blue and redWhen the water temperature is less than 32 degrees, the tap of the LED tap turns blueWhen the water temperature is between 33 degrees and 41 degrees, the tap of the LED tap turns greenWhen the water temperature is between 42 degrees and 46 degrees, the tap of the LED tap turns redWhen the water temperature exceeds 46 degrees, the valve nozzle LED flashes red to warn