Features: The thermostatic bath mixer can automatically balance the cold and hot water pressure to maintain water temperature stable in a quickly time, eliminating the need for manual adjustment. Equipped with a safety and antiscald button, the water temperature can only be raised by pressing the button to prevent accidental operation, and there is no restriction on lowering the water temperature. Make of Brass, scratch resistant, color resistant, and have a beautiful appearance. The antiscald Valves is set to the shower temperature of 38C. By intelligently adjusting the water flows between hot water inlet and cooling water inlet to reduce water consumption by up to 40%. Easy to install: Have the same size 1/2inch for inlet and outlet, so it can be easily installed into your existing system. Specifications: Materials: Brass Border Style: Up/Down Length: about 26.5cm/10.43inch Installation hole spacing: 13.5-16cm/5.31-6.3inch Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1set Thermostatic Shower Valves