Features: 2-in-1 feeder and cat waterer, suitable for small and sized pets or cats to eat or drink water daily. The feeder has a capacity of 2 liters and the waterer has a capacity of up to 1 liter (including the base). It can be used for about 4 days for small pets and about 2 days for large pets. When the pet runs out of the feeder or water in the base, the feeder or water in the bucket will automatically fill the base by attraction. The whole process does not require any process, just add water or feed regularly. The bucket and base of the waterer are equipped with siphon devices. if the water in the base reaches a certain height, the siphon design will automatically close the spring to prevent the water from overflowing when it is added to the base. The feeder is composed of PP+PET food grade componentl, and is safe and harmless. Specifications: Component: PP+PET Size: 27 x 23cm/ 10.63 x 9.06in Package Includes: 1 set of automatic cat feeding device note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.