thermostatic bathtub faucet provides a constant water temp out on its output to prevent accidental scalding. It automatically balance the cold and hot water pressure to maintain water temperature stable in a quick time, eliminating the need for manual adjustment Specifications: Main Material: Copper Finish: Chrome Feature: Intelligent Thermostat Package Included: 1 x Thermostatic tur faucet 2 x rubber washers 2 x brass adapters 2 x chromed escutcheons