... shower head 1.CE&RoHS,ABS+Chrome 2.Temperature sensor,blue,green,red,red flash 3.Inner&outer ring water flow LED shower head ... . 3. A. When water temperature is≤28°C, blue color will show automatically;B. When water ... 29°C~36°C, green color will show automatically;C. When water temperature is between 37°C~43°C, red ... ; D. When water temperature is above 44°C, red color will flash immediately;4, The ...