1.Precision ceramic disc valve core, precision machining of seamless ceramic alloy chip, high temperature resistance, leakage resistance, freeze crack resistance.2.The water outlet is smooth, filtering impurities and foreign matters to ensure healthy water quality.3.The top spray is made of 304 stainless steel, which does not contain lead. It is safer, healthier and environmentally friendly materials. It refuses secondary pollution of water sources and ensures the safety of domestic water.4.360mm * 500mm large top spray, hundreds of water outlets, dense rain technology, enjoy 360-degree surround natural spa.