Aqua port water filter bottle with a single large filter is an environmentally friendly solution for the family. Filtration system provides healthy, great tasting water by reducing chlorine, bad taste and odors. Filters contain granule active carbon and ion exchange resin composition. It has a 6.5 liter filtered water capacity. Filter cartridge life 600 liters or 6 months, whichever occurs fir Digital filter replacement counter and new universal float valve system. Fits any water cooler like a conventional spring water bottle.