4L Large Capacity: This stainless steel cat/dog water fountain boasts an impressive 4L/135oz large capacity, sufficient to keep two cats or one dog hydrated for a week. Say goodbye to worries about your beloved pets' hydration, even when you're away on a trip. It's perfect for households with multiple pets. Multi-Layer Filtration Healthy System: The pet water fountain is equipped with a multi-layer filtration system, comprising an activated carbon filter, a cotton layer along with a sponge filter core in the water pump. It ensures the freshness and purity of the water, effectively filtering out impurities, hair, dust, and eliminating odors. Keep your beloved pets having fresh and healthy water. Ultra-Quiet 5V Low-Power Pump: The water pump in the cat fountains for drinking operates silently at under 20dB with only the gentle sound of flowing water audible to attract cats.Even if it runs during the night, it won't disrupt your sleep.Also saving your money on your electricity bill with 5V Low-Power Pump. Dual Water Flow Modes: Realcool 4L water fountain for cats inside features two water flow modes – the Flower Waterfall Mode and the Gentle gushing spring model. These modes cater to your pet's preferences, encouraging them to drink more water. Plus, an water level window with LED light makes it easy to monitor the water level at a glance, providing utmost convenience. Easy to Disassemble and Clean: This pet water dispenser can be assembled and disassembled within minutes. For the well-being of your pets, we recommend cleaning it every 2-3 weeks. Made from high-quality 304 stainless steel, it's corrosion-resistant and can withstand high-temperature cleaning,dishwasher support，ensuring your pet's health.