Features: 1.[Automatic Drinking Bowls] The automatic chicken water cups can be filled with water automatically and stop when the water is full. 2.[Easy to Install] The poultry drinking bowl is easy to use, just install the water bowl on the water feeding bucket, and then screw the nut to fix it. 3.[Easy to Connect] Chicken water feeder has a hole diameter of 9mm, which can be easily connected with barrels, pipes, and rounds. 4.[Application] The automatic chicken water cups are suitable for automatic drinking water for chickens, ducks, geese, turkeys, birds, quails, parrots, etc. 5.[Premium Material] Chicken waterer cups are made of high quality plastic, durable, safe and non toxic, making drinking water more secure. Specification: Item Type: Automatic Chicken Water Cups Material: Plastic Size: Bowl Depth: Approx. 3.5cm/1.4in Diameter: Approx. 7.5cm/3.0in Application: Poultry Drinking Bowl PackageList: 10 x Drinking Bowls 10 x Nuts Note Please allow some errors due to manual measurement.