Drinking and safe water: The kitchen sink faucet made of high quality brass, 100% lead free; Hot and cold water pipes are made with a variety of internationally certified PEX materials, Ensure safe drinking water healthy Easy to install: The kitchen kitchen sink mixer uses standard 3/8 ports, easy to assemble, NO plumber needed, save your time and money. The mounting hole: 32-45 mm High quality valves: High quality ceramic valves, tested 500,000 times, no wear and 100% no leakage. As each of our black kitchen faucet has undergone rigorous testing, water droplets may be present in the product, what is normal 30% Water Saving: Single lever kitchen faucet equipped with high quality ABS aerator, with this device, the water will come out softer to avoid splashing, no noise and can save 30% water< /p>