petlibro cat water fountain, 71fl oz/2.1l ultra quiet pet water fountain for cats inside, bpa-free, two flow modes,visible wa

Quadruple Filtration System: 1. Activated carbon removes bad taste and odor 2. Ion exchange resin could soften the tap water 3. Medical stone removes heavy metals and releases trace elements 4. The non-woven fabric could filter hair and impurities that provide clean water and health to pets. (Each cat water fountain comes with 4 packs of premium filters.) | Fresh Water Encourages Drinking: The bubbling fountain and free-falling stream can meet the needs of different pets and entertain them. The streams aerate the water for added oxygen and freshness. | Runs Ultra Quietly: PETLIBRO cat fountain runs absolutely silent even when the water level gets low (less than 23dB in professional lab tests). | BPA-free & Emergency Water Storage: Made of high-quality ABS material, our automatic pet water fountain is BPA-free, durable, and safe. With a water storage capacity of about 80ml, it can provide water for your pet in case of power outages. | 2.1L Large Capacity & Visible Water Level: The PETLIBRO dog water dispenser has a large effective drinking space. It's suitable for small and medium pets. The transparent window makes it easy to monitor the pet's overall water consumption. | Easy to Set Up & Clean: The PETLIBRO cat water dispenser is easy to assemble and disassemble for cleaning and replacement. For your pets health, it's recommended to change the filters and clean the pump and fountain every 2 weeks. (Please search "B0949GVFPX" to buy official replacement filters.)