Environmental Protection Material: This bird feeder is made of plastic, durable, safe and reliable. It keeps the water clean and effectively prevents birds from getting sick from drinking unclean water, keep pets safer when use.Automatic Design: Automatic water outlet design to ensure the continuity of food and water. Do not worry about your bird being thirsty, without water to drink any more when you go to work. Reduce the workload of daily feeding, easy feeding, also can prevent the splash of water, reduce waste and keep the cage cleanLarge Capacity: The parrot water feeder has a capacity of 450ml. It can be used for feeding and water feeding. It can be used for two parrots for more than ten days.When you short term business trip, you no longer worry that your beloved pet has no water to drink.Convenient Installation: The hanging bird water feeder can be easily installed in a cage of any height.and is very easy to adjust. The automatic bird water feeding accessories are easy to hang on the vertical railing and easy to install; The surface material is smooth and round, and will not hurt your pet.Size Application:The bottle mouth is about 2.8in/7cm in diameter and 5.9in/15cm in height.Automatic water dispenser can be used for all kinds of birds such as parrots, cockatiels, budgies, pigeons, starlings and so on.