The Drinkwell Pet Fountain is the original and only pet fountain with a patented free falling stream that is most like the running water pets crave. The fountain was designed and patented by a licensed veterinarian Dr. Mary Burns to satisfy a pet’s urge for running water. The fountain filters and aerates continuously moving water to keep it fresher than standing bowl water. The product helps maintain proper hydration in pets an essential ingredient for keeping pets healthy. * Provides a continuous 5inch falling stream of water * Adjustable flow rate * Three pin plug fits standard household outlet * 50 fluid ounce bowl capacity * Additional 50 & 70 fluid ounce Capacity Reservoirs (sold separately) * Charcoal filters absorb unwanted tastes and odours * Completely dismantles for cleaning * Recommended by Vet Urinary Specialist * 30-day money back guarantee * One year warranty Research shows that one of the best ways to improve a pet’s health is to encourage the pet to drink more water. By using a 5-inch falling stream to break the surface tension of the water the Drinkwell Pet Fountain continually aerates a pet’s water with healthful oxygen. Aerated water tastes fresher and you can even see it working as tiny bubbles appear in the water. A charcoal filter removes bad tastes and odours giving the pet the best possible and most appealing way to stay hydrated! It satisfies the urge for running water and helps eliminate jumping on counters in search of dripping faucets. The product helps prevent urinary tract disease in cats by maintaining proper hydration. As the veterinarian who created the Drinkwell Pet Fountain knows many cats do not drink as much water as they should. This is one reason the urine can become concentrated predisposing some cats to urinary tract disease. Cats with urinary tract or kidney disease have a critical need for water to support kidney function or prevent crystal formation and obstruction. The Drinkwell Pet Fountain has many unique features including an adjustable flow rate 6 foot electrical cord convenient side carrying handles and it completely disassembles for cleaning. Replacement filters are available in a three-pack and should be changed every six to eight weeks. The fountain is quality built to last a lifetime with the housing and bowl made in the U.S.A and the fountain pump Made in Italy. The entire product is UL CUL and CE certified to ensure safe operation for your customers. The Drinkwell Pet Fountain is available in cat or dog packaging. The optional and recommended Additional Capacity Reservoir doubles the fountain capacity (100 oz. total) and keeps it filled days longer. It’s great for multiple cat households. The Additional Capacity Reservoir Plus adds more than 70 ounces of water to the fountain. Dr. Mary Burns inventor of the Drinkwell Pet Fountain specifies that the fountain combined with the Additional Capacity Reservoir Plus holds more than one gallon of water and is excellent for dogs up to 50 pounds. The dog packaging as well as the Additional Capacity Reservoir Plus can be distinguished from the cat packaging and the 50 oz. Additional Capacity Reservoir by a green banner. The entire product line contains vibrant and colorful packaging with flowing wave graphics in the background and bubbles of aeration.