3US-PS01 Features: -Professional faucet water filtration system.-Maintains water flow.-Quick and easy filter change.-No tools required.-No extra faucet required.-Filtered water comes directly out of your existing faucet.-Internal shut off valve.-Reduces chlorine taste and odor, and parasitic cysts.-Reduces sand, soil, silt, rust and sediment.-0.5 Micron rating. Dimensions: -Dimensions: 7.1" H x 14.5" W x 4.3" D.