WATER PURIFIER RO ULTRA 400 GPD EN WATER PURIFIER RO ULTRA 400 GPD RO WATER FILTER, THE MOST ADVANCED WATER FILTRATION EFFICIENCY. PRODUCT FEATURE Sediment (PP) : filter large sediment such as rust rock soil sand and organic substanceCarbon : filter small sediment smell color taste and chlorineRO Membrane 400 GPD : filter contaminant in water up to 0.0001 micron including metal such as lead, mercury and cadmiumPost Carbon : filter smell color chlorine and adjust the taste of water before drinkingFiltration rate 400 gallon/daySmart ReminderChange the filter easily by yourself with smart lock technologyIncludes 1-year warranty DIMENSION HEIGHT (CM.) 42.4WIDTH (CM.) 32.2DEPTH (CM.) 19.0 HOW TO INSTALL AND HOW TO USE https://www.youtube.com/watch?v=Y4wlzcmy1_A&t=1s