Suitable for many types of faucet use, the filter can be directly checked. The upper cover can be taken down for convenient cleaning, suitable for faucet within 3cm The four characteristics 1 biological activity: maifanshi water, called active water, has significant biological effects 2 adsorption: it has strong adsorption effect on heavy metal ions, organic matter, bacteria and other toxic and harmful substances in water. 3 mineralization: the stone will be soaked in water, water mineralized into mineral water mineralized water which minerals and trace elements are required by the human body 4: water quality adjustment: maifanshi has a two-way adjustment of PH value, can make the acidic and alkaline water regulation was neutral, so that the water alcoholization, activity. Basic information: Size: about 3.7cm high about 7.1cm faucet mouth diameter about 3cm Material: maifanshi, filter element, PP,PS,PVC Weight: 90 g