Standard HEPA Filter Replacement for WYZE Smart Air Purifier, 4-in-1 True HEPA & Activated Carbon & Pre-filter (2 Pack)

["Compatible With: Replacement HEPA Standard Filter for WYZE Smart Air Purifier (2 Pack)","4 Layer Filtering Function: 4-in-1 Replacement Composite Filter made by Pre-filter, HEPA filter and Activated carbon filter.","Composite Filter: Pre-filters block large particulate matter, True HEPA filter can removal 99.97% of fine dust and Activated carbon layer can effectively absorb all kinds of household odors.","Value Pack: Replacement filter Kit include 2 Pack Composite HEPA Filter.","Replace Reminder: In order to ensure the use effect of the machine, it is recommended that you replace the air purifier filter every 6-12months."]