Product Description (Led shower head, led hand shower) Model no: WL-SH-F 1 The internal LED lights begin working when water flows 2 With a swivel connection you can adjust at your request 3 Small outlet holes but strong waterpower make massage effect 4 3models: single color(R,G,B,Y,W), Multi-clolor gradual changing, Temperature detective Feature: 1 Material: ABS,high lumen output Led as light source 2 Finish: Chrome plated 3 Power: No battery or electricity needed, the LED light is powered by water pressure 4 Packing: Bubble bag, color box or blister; Export carton 5 The LED color will be changed by water pressure as followed: When water temperature is less than 30 , Green color will show automatically When water temperature is between 30~40 , Blue color will show automatically; When water temperature is between 41~50 , red color will show automatically When water temperature is above 51~100 , Red color will flash frequency. This kind of head shower is an ideal company with bathroom. You can also customize the LED color changing mode. Enjoy Led,Enjoy shower,Enjoy life!