REVERSE OSMOSIS with 0.0001 MICRON - The RO membrane is certified against NSF 58 for TDS reduction, using reverse osmosis filtration with an accuracy of 0. 0001μm. With 6 stages filter process, removes up to 99.9% of contaminants such as heavy metals, lead, nickel, cadmium, arsenic, zinc, and chemicals like chlorine, nitrates, fluoride, as well as naturally occurring elements such as calcium, magnesium, and man-made contaminants like PFAS and microplastics, leaving your water safe and fresh. LEAD-FREE FAUCET - The system is pre-assembled with American plumbing fittings and comes with european-style kitchen faucet. The faucet is made of SUS304 stainless steel and lead-free brass body material, never rust and guarding your purified water. With quick-connect, no hassle to install. Follow the comprehensive operator handbook or online assembly video to connect the components using the provided installation kit. APPLICABILITY - Fits install under the sink, the tested full flow rate ＞4.2 GPH at 60 psi (100 Gallons Per Day), utilizes a 3.2-gallon pressure tank to store purified water for on-demand use (no waiting for the system to process water). All components are made from food-grade materials and premium quality, low maintenance for many years. The water filter system is fully upgraded with quick push connect fittings, does not rely on a water leak detector to protect your home like other brands. MONEY-SAVING - The reverse osmosis system works without electricity, a pump-free design, thereby eliminating the need for an electrical outlet. The high capacity 100GPD flow rate ensures your pressure storage tank is always full, ready to dispense large volumes of water when required. Filter replacement is quick, easy, and inexpensive up to 12 months for the RO cartridge and the rest 4 filters for 6 months. Please refer to the operator’s manual for further information. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia