No batteries,no wires needed,Build-in mini generating electricity device;
Colour changes according to the temperature of the water running through it;
Low flow,water conservation with a unique fun & soothing experience;
Shower head lights up jets of water using the multi-coloured LED and visually indicates the water temperature by the colour.
The water flow will turn GREEN  if the water temperature is under ≤32℃,turnBLUE if the water  temperature is between 33℃~41℃,turn RED if the water temperature is between 42℃~45℃,RED FLASH  if the temperature is over 46℃;