Feature Auto change water color when water temperature changed;Can indicate your family and you not to scald the hand;Make water colorful and beautiful to bring you good feeling;Offer you a delight & wonderful experience;Color changes according to the temperature of water running through it:Water glows Blue when water is Cold (temperature below 31??C)Water glows Pink when water is Warm (temperature between 32??C to 43??C)Water glows Red when water is Hot (temperature between 44??C to 50??C)Water glows Flashing Red when water is too Hot (temperature above 51??C)No battery needed， no wire needed. It is powered by the pressure of water.Very environmentalEasy to use.Ideal for bathroom or kitchen to make it fantastic.Get the CE & RoHS certificates.Note: The concentration of the color depends on the pressure and velocity of flow(The greater the pressure， the more concentrated water color).If you want to see the effect on our images， please watch in the dark environment!SpecificationModel: LD8030-B5(T)Shower nozzle: 200mm， Thickness: 15mmLED: 12PCSLED Color: Changing between Blue， Pink， RedSurface Finishing: Water-platedMaterial: Copper，Organic glass，Stainless steelPackage includes: 1 x LED Top Spray Shower Head