Dog Water Fountain, 4L/135oz for Small Dogs & Cats, USB Powered

Price: $39.99
(as of Nov 08, 2026 01:00:07 UTC – Details)

Product description

Is this dog water fountain suitable for large dogs?

This 4L (135 oz) dog water fountain is ideal for small dogs and cats. Larger dogs may need more frequent refills depending on their water intake.

Does this pet water fountain need to stay plugged in?

Yes. This USB-powered dog water fountain requires continuous power during use. Keep the pump submerged and unplug the unit before refilling, cleaning, or changing filters.

Is this stainless steel dog water fountain quiet?

The pump operates below 30 dB under normal conditions. Gentle water sounds may still be audible. Keep the pump fully submerged and maintain the proper water level for quieter operation.

What happens when the water level gets too low?

The LED turns red to alert you when water is low, and the pump automatically stops to help prevent dry running. Refill the fountain, fully submerge the pump, and reconnect the USB power.

What filters come with this dog fountain?

The fountain includes 4 replacement filter cartridges and 4 pump sponges. Its triple filtration system helps reduce pet hair, debris, odors, and impurities. Clean regularly and replace filters as needed.

Package Dimensions ‏ : ‎ 9.25 x 9.25 x 5.2 inches; 1.76 pounds
Item model number ‏ : ‎ YSJ402
Date First Available ‏ : ‎ September 9, 2026
Manufacturer ‏ : ‎ Gulunook
ASIN ‏ : ‎ B0HJ7H39HQ

4L CAPACITY FOR SMALL DOGS & CATS – Keep fresh, circulating water available throughout the day with this 4L/135oz dog water fountain. Designed for small dogs and cats, it provides a convenient indoor drinking station with a generous water reservoir to reduce frequent refills. Place it where your pet can comfortably reach the drinking surface and check the water level daily.
3 FLOW OPTIONS FOR DIFFERENT DRINKING PREFERENCES – Give your pet a more engaging drinking experience with three interchangeable water flow options: a smooth SUS304 stainless steel faucet, a cat-head drinking outlet, and a gentle bubbling fountain flow. Choose the style your dog or cat prefers, making everyday hydration more inviting for different drinking habits.
QUIET USB PUMP & LOW-WATER PROTECTION – The USB-powered pump operates below 30 dB, making this indoor pet water fountain suitable for living rooms, bedrooms, and everyday home use. When the water level gets too low, the pump automatically stops to help prevent dry running and protect the pump. Keep the pump fully submerged during operation and connect it to a suitable USB power source.
LED WATER LEVEL INDICATOR FOR EASY MONITORING – Check your pet’s water fountain at a glance with the built-in LED indicator. Blue light indicates normal operation, while red light alerts you when the water level is low. When water runs low, the pump automatically stops. Simply refill the reservoir and check the pump before restoring normal operation.
SUS304 STAINLESS STEEL & TRIPLE FILTRATION – Made with a SUS304 stainless steel drinking surface and PC components, this dog and cat water fountain features a triple filtration system with resin, activated carbon, and sponge to help reduce hair, debris, odors, and other impurities. Includes 4 replacement filters, 4 pump sponges, and a silicone mat for convenient routine maintenance and everyday use.

Prices and availability are accurate as of November 8, 2026. Products may have different prices on Amazon.