Cascada Luxury 16" Square Ceiling Mounted Thermostatic Rainfall LED Shower With Body Jets Automated LED Light RGB Color - Stainless Steel (16 Inch, Matt Black) Super Luxury Shower Set With LED Light Tharmostatic Control LED Light High Quality Silicone Water Nozzle Easy to Install. We Will Provide Installation Instructions Five Years Warranty Product - 1 Year Warranty LED Lights Turn on the fun in your shower just by turning on the water,the LED lights will automatically light up and set the mood.They will even change colors automatically based on the water temperature All this with no batteries,everything is self-powered by a built in dynamo that takes advantage of the water pressure to create the energy to light the bulbs.Auto Temperature Detected Light Color Change! Product Features Surface Finishing: Polishr LED Shower: Water Power,No Need Battery Color Change: Temperature Control Thread: G1/2" Thread Water Inlet LED Quantity: 12 LEDs Function: Rainfall led shower with body jets Certification: CE RoHS Gross Weight:29 Pounds shower head size: 16*16 Inch LED shower The shower head will automatically change colors according to the temperature of the water. So you always know how the water will feel on your skin just by looking at it When water temperature is ?90F,Green color will show automatically When water temperature is between 91F~105F,Blue color will show automatically When water temperature is between 106F~113F,Red color will show automatically When water temperature is above 115F,Red color will flash immediately Never be scalded again by entering a shower that is just too hot! LED light color change properly only when water pressure is enough and steady