Built-in Power Generation- The color faucet comes with built-in mini power generators, no batteries required, as long as the water flow emits light, turn off the water, the light will turn off immediately. Color Changing- LED faucet color changing reminds you of the water temperature. Water flashes red when the temperature is over 45. Water radiates red (43C-45C). The water emits a green light (32-43C). It emits blue light (temperature below 31C). Energy Saving and Environmental Protection- The 3 color LED faucet has good water saving function, the top port water saving filter. No batteries are required, it is water pressure operated and isecological. Chrome ABS Material- Made of ABS material, with excellent corrosion resistance, chrome plating, suitable for bathroom or kitchen, very beautiful and durable, strong and stable, not easy to break, weight, rust-proof, can extend the service life extendLifespan of the faucet. Suitable for most faucets- The color-changing faucet is a male thread connector with a female thread adapter. The adapter can make the product suitable for a variety of faucet interfaces. When you open the faucet,This little device fits in most faucets and lights up a series of LEDs, turning the flow of water into a beautiful waterfall.