The Advwin Automatic Pet Water Fountain features a large 7L capacity, so you never need to worry about your pet being thirsty even when you are away from home. Constructed from stainless steel, the unit is sturdy and long-lasting. It comes with a visible water level window for real-time water level checking and timely refilling. Equipped with a multi-layer filtration system, it consistently purifies and freshens drinking water to safeguard your pet’s health. Fitted with a silent water pump, it operates quietly without disturbing you or your furry companion.