About this item [Clean & Wastewater Separation Design, No Filters Needed] — Our cat water fountain features a unique clean & wastewater separation system with a 3L clean water tank and a 1.35L wastewater tank, there is no circulating sewage water and designed to keep your pet’s water fresh and healthy. Additionally, HAPAW cat fountain does not require filters, so you won’t have to purchase or regularly replace expensive filters, saving a large cost. [App Remote Control & Notifications] — Our smart pet water fountain allows remote monitoring of the fresh water tank and wastewater tank via an App, set drainage intervals or manually drain. Create different scenarios and receive notifications. Never worry about your pet’s water supply again when you’re away. Note: App control is unavailable when operating on battery power. [Plug-In & Battery Powered] — Our water fountains for cats indoor can be powered by plug-in or battery powered. The cat water dispenser is equipped with a built-in 5000mAh rechargeable battery, our cat water fountain stainless steel can run for over 20 days on Mode 2. In case of a power outage, it automatically switches to battery mode, ensuring your pet always has access to fresh water, no matter the situation. [Supremely Silent] — Our cat fountains for drinking operates in near silence, with a noise level of just 20dB – quieter than a whisper. Thanks to its advanced water flow structure, the pet water dispenser provides a peaceful and calming environment for both you and your pet, even when placed right next to your bed. Let your pets enjoy fresh water without any distractions! [Dual Flow Mode & Easy to Clean] — Our stainless steel cat water fountain offers dual water modes, featuring an advanced sensor, when your pet approaches, our pet water fountain will deliver continuous water flow for 3 minutes, Alternatively, you can switch modes for a continuous water flow. Cleaning is a breeze, just rinse the tanks, bowl, and stainless steel tray, and wipe the main unit with a clean cloth. Note: The main unit is not washable. [Friendly Reminder] — Our cat water fountain doesn’t require a traditional water filter because clean water and wastewater are already separated into different tanks. The panel and black sponge in the water tray are not for filtering water quality but rather for trapping pet hair and food residue to prevent clogging in the water circulation system. The black sponge is durable and reusable, requiring only periodic cleaning rather than regular replacement. Additionally, our packaging includes 4 extra black sponges to prevent any damage. See more product details