Pet Water Bowl:this Automatic water bowl, which made of quality BPA free plastic, safety for pets, farm animals. Durable plastic would great for outdoor use and not easy to fade and broken.Floatation device would control the water level and auto-fill water, float valve can shut off water flow when it is full. As soon as your pet drinks and the level drops, the float drops and more water flows into the bowl.High capacity: 2L container, made of safe and non-toxic ABS, easy to clean, container with 2 fixed holes and 4 non-slip mats on the base.Scope of application: can be used indoors, gardens, kennels, etc, for pets of all sizes (dogs, cats, rabbits, etc) or for poultry (chicken, duck, sheep, etc).Using suggestions: For very active animals, make sure that the bowl is on the ground and avoid damaging the water outlet during using process. Need to purchase and connect a 1/2-Inch female screw thread hose or screwed conduit, if it is just a water pipe or garden hose you had, need to add a female-male thread adapter.Features: The water level can be controlled by the float valve and the water can be automatically filled. The 4-point water pipe connection interface can accommodate 2L of water and can refill unlimited water to ensure the pet's daily drinking water supply.size:22.6*21.2*8.5cm