Turn on the fun in your shower just by turning on the water. The LED lights on this 16 inch square ALFI brand rain shower head will automatically light up and set the mood. They will even change colors based on the water temperature. This unique shower head includes a built in self-powered dynamo that utilizes the force of water pressure to create the energy needed to light the bulbs; no batteries required. Features • Modern Stylish Design. Brushed Nickel matte finish made to match or stand out from other bathroom fixtures. • High Quality. This modern shower head is made out of brass, not plastic, so its made to last, not just to look good. • When water temperature is below 113'F lights glow BLUE. When water temperature is between 114'F - 121'F lights glow RED. When water temperature is over 122'F lights flash RED. • Never be scalded again by entering a shower that is just too hot! • Clear rubber nozzles allow for easy cleaning if clogged by debris. • Standard size. Replace your old shower head with this exciting new product. The threading is universal so it will fit any standard shower head by simply unscrewing the old one by hand and attaching the new one. A shower arm is not included. This head can be used with either a wall or ceiling mounted arm. • Features a swivel adapter which allows you to angle the shower head during use.