GoKBNY 2-Pack C150 Replacement Filter Compatible with KOIOS C150 Purifier, 3-in-1 HEPA Activated Carbon

["【Perfectly Compatible】--Compatible with KOIOS C150 Purifier. Please check your purifier model before making an order.","【3-in-1 Design】--The filter include pre-filter, H13 true HAPE filter and high efficiency activated carbon filter.","【Easy to install】--Easy to replace and disposable, no tools required. Simply remove and replace from your machine unit when needed.","【Life Time】--Please Replace the filter EVERY 3-4 months or depending the air quality and usage frequency.","【Satisfactory Service】--If you have any questions, you can contact us at any time and we will guarantee to provide services to your satisfaction."]