Applicable specifications: small diameter of various nozzles (16 ~ 23mm) It can be installed directly on the faucet. It is small in size, easy to carry, convenient to move, and takes up little space. It relies on healthy materials such as zeolite, activated carbon, calcium sulfite, etc. for adsorption and filtration. There are many, simple maintenance, and large water flow, which can meet peoples demand for large amounts of clean water such as kitchen water and toilet water, and the use cost is low.