... and lifetime.* 3 electrode platesGross weight: 8Kg per unit, including 3 pre-filters Packing dimension: 17CM×27CM× ... performance water purifying filter cartridge (silver-carrying activeated carbon filter cartridge) 5. Replacement of filter cartridge automatically notice, drinking water ... , water flow volume, and electrolyzing, cleaning, lifetime of filter cartridge, pH value O. R. P indicator etc8. pH ...