[Compatible Models]Specially designed demineralization for Humidifier HM713S, HM717S, HM713, HM512S (Model Name: -HHM003S, -HHM003, -HHM007S, -HHM002S). Easy to install and replace, ensuring a precise fit and stable performance for your humidifier. [Ion Exchange Tech & 3-Layer Filtration]Equipped with advanced ion-exchange technology and a 3-layer filtration system, this HM713S humidifier filter uses Na⁺ rich resin beads to capture minerals that cause hard water. It efficiently prevents mineral buildup, filters hard water, removes impurities, and helps annoying white dust. [Protect Respiratory Tract and Skin]This HM717S humidifier filter helps purify the mist released into the air, reducing mineral residues and impurities before they can be inhaled. By delivering cleaner, finer mist, it supports healthier breathing, minimizes throat and nasal irritation, and keeps your skin comfortably hydrated. [Extend Humidifier Life]By effectively reducing scale and mineral deposits inside the water tank and mist outlet, this demineralization keeps your humidifier running smoothly at . Less buildup means fewer cleanings, lower risk of malfunction, and an extended overall lifespan for your humidifier. Color: White Material: plastic Package Contents: 4* humidifier demineralization Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.