Larger and thicker ceramic filter cartridge (0.01m fine filtration): with super adsorption capacity, can effectively remove chlorine, sediment, rust, red worms in water , algae and other pollutants. Purifies pure water: Reduces lime build-up, eliminates bleach odor, Retains beneficial minerals and beneficial trace elements that the body needs. Universal filter: can be washed and used repeatedly, save daily costs and extend service life, transparent shell makes the use of the filter element easy to see. Clean the filter element: 1. The filter element is equipped with 1 sheets of sandpaper, when the filter element is dirty, clean the surface of the filter element with sandpaper, the filters can last up to 6-12 months (do not use detergent to clean the filter element). Any product quality problems, please feel free to contact us, we are always ready to help you provide the best customer service.