-Environment-friendly Water Purifier -Removes Rust, Residual Chlorine, Blood Worm -Provides clean water for cooking, washing etc. -Filter and purify your water, give your family only the best and healthy water. -This faucet water filter can generate great purified water instantly and help you make the best tasting coffee and tea. -Switches between filtrated water and tap water flexibly using Nano-KDF technology to inhibit the growth of bacteria. -The ceramic filtering cartridge can be cleaned easily and used over again. You can see how much dirt it has removed for you. -If the water quality in your area is really bad, just clean the filter more often. Very environmental friendly. Wallet friendly too. -It also comes with 3 facet joints in order to fit different types of taps. Very easy to install. No special tool required. -This water faucet uses Tourmaline to filter water, tourmaline is a natural gemstone.