1.Open and auto-off. 2.Water saving rate up to 84%, save water bills easily. 3.Suitable for any places, especially for public place, because auto-off function can prevent wasting water. . 4.Convenient, also can prevent virus contamination. Description：Smooth and spray water flow. Water Saving Rate：up to 84% Color：Silver Material：Brass, Chrome Plating, Plastic(pom) Water Pressure Range：1-10kgf/cm² Gauge：15/16-27, Male Thread Made in Taiwan