DREO Scale-inhibitor Cartridge 3-Pack for Evaporative Humidifier, Compatible with DREO Humidifier 774S, Improve Water Quality, Healthier Mist Output, Eliminate White Dust, Easy to Clean, Replaceable

: Mesh, scale inhibitor, and zeolite pellets block impurities and reduce scale buildup effectively, ensuring clean, fresh mist for your family. | & :Crafted from safe materials for worry-free use while tool-free design enables quick replacement. Reduces scale to improve performance and cut down maintenance. | & : Ion treatment helps prevent white dust formation, keeping the mist pure and simplifying your humidifier cleaning. | - : Purifies up to 150L of waterequal to 300 bottles. Track usage and get timely replacement alerts via the DREO app to extend humidifier lifespan. | :Use the DREO app to track cartridge life, get cleaning and replacement reminders, and activate the auto-subscribe service to ensure fresh cartridges are delivered regularlyno more manual tracking hassle. | 774:Designed exclusively for the Humidifier 774S to ensure perfect compatibility and optimal performance.