Specifications: Features and specifications: 1) Media in filter cartridge 2) Active carbon: A) Dual featuring performance of nice physical and chemical absorption ability B) Absorbs all kinds of substance made up of small molecule or big molecule Selectively to deodorize and disinfect decontaminate and purify C) Gets rid of some toxicant, such as hydroxybenzene, Hg, lead, arsenic, And chlorid D) With regeneration ability and long life E) Applies to pure water-making, softening, hard water, wet purification for Gold, rare element separating F) Exchanges some heavy metal Ion in water, such as magnesium, calcium And carbonate 3) The LED screen shows reminds to replace the filter cartridge 4) Filter cartridge volume:190L 5) Filtering speed: Over 0.3L per minute 6) Needs 3 minutes or so to filter one full reservoir of water, and each cartridge Can filter 150 pitchers of water 7) Function: A) 96% chlorine reduction B) Taste and odor reduction C) Particular reduction