Made of ABS and TPR, eco-friendly multi-color led shower head, safe and durable for long time use. LED light circle indicates blue light color , green or red depending on the corresponding water temperature range (0~29: blue; 30~41: green; >41: red); People can relieve pressure and eliminate fatigue through color conversion. The led shower head automatically changes light colors and more colors are displayed. With the digital temperature display, it is possible to have real-time control of the water temperature. No batteries, color bathroom shower hand shower no wires needed: the color changing LED are powered by running water, no batteries required. A great home bathroom shower head sprayer replacement, easy to install, simple and convenient.