| 摘要 |
PURPOSE: Provided is an apparatus for displaying the total quantity of filtered water so as for a user to recognize replacement period of a filter and easily replace the filter. CONSTITUTION: The apparatus comprises a liquid flow meter for metering flow rate of water which is filtered, a control unit for adding quantity of filtered water by a filter, comparing the total filtrated water quantity with limiting filtration quantity of the filter and determining replacement time of the filter, and an LCD display unit(110) for displaying the total quantity of filtered water, wherein the display unit displays the total quantity of filtered water in real time and telephone number and address of internet home page of a filter seller when it comes close to the limiting filtration quantity.
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