Fangrui Product Details Compatibility Assurance: Specifically Designed For Use With Canopy Bedside Or Nursery Humidifiers. Note: These Filters Are Not Suitable For The Canopy Humidifier Plus. Ensure To Verify Your Humidifier Model Before Purchase To Guarantee A Fit. Effortless Installation Process: Easily Your Old Filter By Lifting The Humidifier Body, Inserting The New Filter, And Holding The On/off Button For 30 Seconds To Reset The Indicator. Discoloration Indicates Active Filtration. Superior Quality Material: Crafted From Wood Pulp, Our Filters A Multi-layer Honeycomb Mesh Design. This Structure Ensures Maximum Water Absorption, Promoting Optimal Moisture Output For A Comfortable Environment. Timely Indicator: The Filter Light On Your Humidifier Alerts You To Change Filters. For Performance, Filters Every 1-3 Months Depending On Usage And Water Quality. Look For Signs Like Crustiness Or Discoloration. Complete Package: Each Pack Includes 2 High-quality Filters. F