Automatic Dog Water Bowl Dispenser, 8L Gravity Cat Water Dispenser with Elevated Stainless Steel Bowl, Patented Design, BPA-Free, Easy to Clean Pet Waterer with Filter for Small & Medium Dogs and CatsPatented Design: Changing water has never been easier! Simply flip the patented water stop valve on our dog water bowl dispenser that automatically shuts off the water flow when you lift the bucket, no leaks, no spills, just clean and easy refills. When cleaning the bowl, you dont need to lift the entire bucket, simply lift the stainless steel bowl for easy washing. The valve maintains a steady water level and keeps water fresh, making refills faster,