"[Ultra-Long Service Life] When used with municipal water, this under sink water filter serves a life of 8,000, 16,000, 19,000 gallons or 12, 24, 36 months. [Innovative Multistage Filtration] Waterdrop undersink water filter adopts advanced multistage filtration to effectively reduce chlorine, odor, sediment, and other heavy metals, which is tested by the third-party laboratory. [Authority Guaranteed Materials] Premium lead-free materials are fully certified by the WQA against NSF/ANSI 372 standard. BPA-free materials are also ensured. Effective chlorine reduction is certified against NSF/ANSI 42 standard by the WQA. [Easy Installation] The under sink water filter should be connected only to a cold water supply. Easy to install because of the innovative push-to-connect fittings and the twist-and-lock design. [Fast Flow Rate & Multiple Uses] The fast and stable water supply and the compact design make the under sink water filter fits the kitchen, bathroom, RV, or small-scale offices to meet your various water needs."

Manufacturer's description on Amazon: Under Sink Water Filter System, Easy Installation: The system should be connected only to a cold water supply. With innovative push-to-connect fittings, the entire installation process takes less than 3 minutes, Developed for household and commercial use, the Under Sink Water Filter System can be installed in your kitchen, bathroom, RV, or office to meet your daily water needs. With its exquisite design and small size, it is the best choice for a rented apartment. Ideal for drinking, cooking, skincare, and cleaning, NSF/ANSI 42&372 Certified, Direct Connect to Kitchen Faucet.