The DreamSpa AquaFan showerhead with a premium All-Chrome finish gives off a modern and luxurious style to your showering experience. Start with the 12 in. all chrome fan shaped rainfall showerhead and add the Color-Changing LED LCD Temperature Display and you have a great shower experience. LED lights are powered by running water, so no batteries are needed. LCD display changes color with water temperature: BLUE - Cool under 95F (35C), GREEN - Warm 95-108F (35-42C), RED - Hot 109-122F (43-50C), FLASHING RED - Warning Hot over 122F (50C). Limited 1-year Warranty.