1The thermostatic bath mixer can automatically balance the cold and hot water pressure to maintain water temperature stable in a quick time, eliminating the need for manual adjustment. 2This Thermostatic shower mixer valve is made of durable brass. The faucet can resists tarnish and corrosion from daily use. Ensuring quality and durability. 3When the inlet temperature of cold practice is unchanged, the pressure changes by 20% respectively. The effluent temperature change is less than 1.5. 4When the cold and hot water pressure is constant, the hot water temperature is between 5585. The cold water temperature changes at 829 and the effluent temperature changes below 1.5 5The shower valve is antiscald keeping you and your family safe. The valve will automatically turn off the shower head if the cold water supply fails. Item Type: Thermostatic Valve Material: Brass Color: Silver Total Length: Approx.275mm / 10.83in Weight: Approx. 1148g / 40.5oz Perfect Working Pressure: 0.1-0.5MPA, more than 0.5MPA to install pressure reducing valve Interface Thread: 3/4inch Cold Water Supply Temperature: 8-29 Hot Water Supply Temperature: 55-85 Water Temperature Regulation Range: 20-50 1 x Thermostatic Valve 1 x Hex Wrench 2 x Decorative Cover 2 x Adapter 2 x Strainer Valve 2 x Washer 1 x Storage Bag 1 x Instruction Manual 1. Please allow 1& 8209;2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.