100% Brand New LED Light Copper Temperature Control Water Faucet. * Adopting Copper with electroplating. Oxidation resistance, corrosion resistance. * Rely on water pressure driving generating their own power. No batteries, no wire needed. Environmental green product. * Easy to install.Adapters included.A device must have for every home. * With temperature sensor, Three colors jump change to prompt the water temperature. helps children avoid scalding.