This smart pet water fountain features advanced circulating water technology that mimics natural flowing water sources, effectively stimulating drinking interest in cats and dogs.The ultra-quiet pump operates at below 30 decibels, ensuring no disturbance to your pets and suitable for 24/7 household use. The multi-stage filtration system includes sponge filtration layer and activated carbon filter, effectively removing pet hair, food residues, and other impurities while eliminating water odors, ensuring every sip is fresh and healthy. Designed with a 2-liter large capacity water tank, it provides enough water for multiple pets for 2-3 days, making it ideal for multi-pet households or families away during the day. The smart water shortage protection automatically cuts off power when water level is too low, preventing pump dry burning and extending product lifespan. Constructed with food-grade materials that are non-toxic and odor-free, ensuring safety and reliability. The completely detachable structure design makes cleaning simple and quick. Available in multiple fashionable colors to perfectly blend with modern home decor. Comes with an extra replacement filter, allowing your beloved pets to enjoy pure drinking water anytime.