High-Quality Materials: The automatic bird feeder is made of high-quality plastic, which is safe, hygienic, and durable. The transparent material allows you to clearly observe the bird's feeding status, making it convenient for you to take care of your birds. Automatic Water Supply Design: This bird water dispenser prevents leakage between the spout and the pipe wall. The irrigation water automatically flows into the spout, saving effort and convenience. Perfect Size: The bird water fountain measures 13.4 * 7.5 * 3.2 cm / 5.3 * 2.95 * 1.25 inches, and the feeder's capacity is 220 ml. The perfect size and capacity are specially designed for birds. Easy to Clean and Install: The plastic feeders are easy to clean; simply rinse them directly with a hose or tap. The feeder has 3 flexible card slots; simply connect the card slots to the cage's bayonet fitting, and they will not easily fall out. Widely Used: The feeder is suitable for most small animals, including rats, hamsters, squirrels, parakeets, chinchillas, canaries, cockatiels, finches, and other birds and small furry animals of similar size.