The Waterdrop X12-Alkaline Mineral pH+ is a tankless under sink reverse osmosis system delivering 1200 GPD fast flow with a 3:1 pure-to-drain ratio, certified by NSF/ANSI 42, 58, and 372 and tested by SGS to reduce harmful substances. Featuring 11-stage filtration with a 0.0001μm RO membrane, it effectively removes TDS, PFAS, chlorine, fluoride, arsenic, lead, and more while infusing healthy alkaline minerals such as calcium and magnesium to balance pH to about 7.5. Its smart digital faucet provides TDS readings, filter life status, and quantitative water output, while the sleek tankless design saves space and allows easy DIY installation. With eco-efficient technology and long-lasting 24-month RO filters, the X12 ensures pure, great-tasting water for families with reduced waste and enhanced health benefits.