There is a storage silo in the middle of the product, just press the granary, and the snacks in the granary can slide into the snack grid distributed around the circle according to the track. The advent of this function frees the owner's hands, no longer need to let the owner put snacks one by one, completely solving the owner's troubles. And when the pet finishes eating the snacks in the grid, you can press the granary by yourself and continue to put snacks. Greatly improves the intelligence level of pets.