[Purify Water]: Made of highly adsorbent activated carbon, this demineralizer filter effectively filters out 99% of calcium, magnesium, and other minerals. It significantly reduces white mineral deposits, extending the life and efficiency of your humidifier. [Compatible Humidifiers]: Designed for versatility, these demineralizer filters are suitable for any humidifier with a water tank capacity of 1 gallon or more. Compatible models include, but are not limited to, home.dics, vi.cks, care.pod, LEV.OIT, Honey.well, and Hom.asy ultrasonic humidifiers. [Specific Dimensions]: Each filter is 1.8 inches tall, 0.9 inches long, and 0.9 inches wide. Compatible with a variety of models, including UHE-HDC4, UHE-OW14, UHE-WM85, UHE-WM65, UHE-CM25, UHE-CM45, UHE-CM18, UHE-OC1, HM512S, HM713, and HM713S. [Healthy Experience]: Our filters minimize mineral buildup in your ultrasonic humidifier, enhancing the health and efficiency of your device. This results in a humidification experience without any unpleasant aftertaste, ensuring cleaner air and better device performance. [Easy to Use and Long-Lasting]: Simply drop one filter into your humidifier tank to start purifying water. Each filter effectively filters up to 30 tanks of water, making it a convenient and cost-effective solution for maintaining your humidifier. Colour:As Shown Material:ABS+resin ball+carbon particles Package Contents: 16 * Fish tank filter replacement 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.