Vivid LED lighting makes shower time fun again When the temperature of the water is below 25 degrees it glows bright green. When the temperature is between 26
- 35 degrees it glows blue. When the temperature is between 36
- 45 degrees it glows red. When the temperature is above 46 degrees a red light will flash No batteries to replace powered from the flow of water Stylish design Both fun & practical the LED shower head not only adds a little fun to your shower time but also gives a handy visible indication on water temperature so you never had to jump into a cold shower ever again Minimum water pressure 0.2bar.