This 1.8 gallon (6.8 Litre) Sir Aqua Automatic (Stainless) Waterer attaches to any garden hose and provides consistent fresh water for your pet at all times. The bowl is fabricated from heavy duty hygienic stainless with a durable cover made from high density polypropylene, which protects the mechanical float valve providing safety and reliability. Ideal for your cat, dog, sheep, goat or other animal hydration needs. Will not over flow and no training required. Size is 13.50" across and 4.30" deep - The largest drinking area of its kind!