~~Q & A~~ Q: Does the water can be drink directly when use this item ? A: we suggest the best way its boil water, then drink it. Q: The one filter can use how long time? A: The filter can be use 3 months ,then you can change. Filter is washable. Features: - TRANSPARENT TOP-COVER, Close Monitor Filter Cartridge Condition - double water, no electricity, zero splashing water - nine-stage fine filtration, deep purification - a new generation of composite filter, intelligent filtration, retain minerals - light and compact, does not take up space - small volume and large flow, the water flow rate can reach 2L/MIN - the filter can be washed and washed - ceramic composite filter - Equipped with four replaceable filter elements