The shower head only has blue light; the color can not change with the water temperature
As soon as you turn the water on , the blue light will be displayed. When the water is turned off, the blue light will shut off.
LED light is powered by water flow, does not need a battery or a plug
3 handle/knob for different functions, it is not a thermostatic mixer valve.
Working Principle
This product does not require batteries or external power; the LED is powered solely by water flow, providing a safe, eco-friendly lighting feature for users.
