Temperature controlled LED Shower Head Light-Red/Blue Color.

(1)Blue light beams brightly adding an attractive glow to any sink
(2)Nightlight effect makes our bathrooms more friendly in the dark
(3)Elegant and soothing glow adds a surprise touch to dressing room
(4)Internal pressure switch activates the light whenever the water is turned on and light shuts off when water stop.
(5)Temperature:  5'C-38'C Blue Light; Above 38'C Red Light; light will flash on and off to alarm the temperature is high, Don't scald yourself.
(6)Size : 110 x 65mm
(7)Material: ABS

(8)Simple installation& Battery Life: 3pcs CR1625 button battery,32hours uninterrupted work.

 Add a colorful light stream to any faucet! Temperature Controlled Faucet Light changes color based upon the water temperature. Its blue when the water is cold or simply turned on. When the temperature reaches 89F, it changes to red, alerting you that the water is getting hot! Fun and functional, its ideal for the kids bathroom and a smart gift for older people, too! Works on most USA faucets and includes universal adaptors for 95%coverage.                                                      

 New and Improved!
Red Light = Hot Water
Blue Light = Cold Water (Temperature below 38'C,it's Bule Light. Above 38'C, it's Red Light.)
Changes color based on the temperature of the water flow
Ideal for the bathroom