Product Description Material: ABS Size: 8 inch（20*20cm） Shape: round, square Color: three colors, seven colors Working temperature: 0-90 Package Contents: 1 * 8 Inch Color Changing LED Spray Shower Blue: cool below 32°C, green - warm (32-38°C), red - hot above 39°C. 2.【No need batteries and other power supply】: These LED lights are powered by running water, energy saving and environmental protection. The beautiful RGB color changing process will relieve your pressure, eliminate your fatigue and relax you. It's like having a wonderful experience after taking a shower.3.【Material】: Made of durable brass and rubber with excellent corrosion resistance. The light will not fade and keep a new look! 4.【Easy to Install】: attaches to any standard shower arm in minutes, no tools required. The water flow and circulation are separated, without any leakage phenomenon, so it is very safe to use. 5.【Full Body Coverage and Adjustable Angle】 This 8 inch round/square shower head and many jets bring you the best shower experience.