This premium drinking water filter faucet adopts food-grade 304 stainless steel and lead-free brass valve, passing Ansi 61 certification to effectively block heavy metal precipitation and ensure pure and safe drinking water. Equipped with a 360degree(s) rotating high-arc gooseneck spout and quarter-turn handle, it enables flexible operation and easy filling of various containers. Built with a sealed O-ring and premium valve core, it provides excellent leak-proof and backflow prevention performance with rust and corrosion resistance for long-term stable use. Featuring universal compatibility, it fits 0.47-1.27 inch sink holes and matches most Ro and under-sink filtration systems. Complete mounting accessories support tool-free four-step quick installation. Boasting a sleek modern appearance, it suits kitchens, RVs and bar spaces perfectly.