Built-in power generation- The color faucet has a built-in mini generator, no battery required, as long as the water flow is shining, turn off the water, the light will turn off immediately. Color Changing- The color changing LED faucet light is reminiscent of water temperature. When the temperature is above 45C, the water flashes red. The water will turn red (43C-45C). The water glows green (32C-43C). It emits blue light (temperature below 31C). Energy saving and environmental protection- The 3-color LED faucet has a good water-saving function, and the top is connected with a water-saving filter. No battery required, powered by water pressure, eco-friendly environment. Chrome ABS material- Made of ABS material, it has excellent corrosion resistance, chrome plated, suitable for bathroom or kitchen, very beautiful and durable, strong and stable, not easy to break, weight, anti-rust, can prolong the life faucet life. Fits Most Faucets- Color changing faucets are male threaded connectors with female threaded adapters. Adapters can make the product suitable for various faucet connections. When you turn on faucet, this small fixture fits most faucets and lights. An array of LED lights transform the flow of water into a beautiful waterfall.