1. Material safety and environmental protection material, no need to plug in. Wood safe and odorless environment. Free of heavy metals and harmful substances. 2. Well-designed dog food or treats (best fit: 6mm round dog food, no more than 8mm) can be placed with the buckle on the lid to prevent tipping. The bottom is designed with a tray, which is detachable and easy to clean. 3. Smart pet toys enhance the interaction with people. Play with the tennis ball reward machine to make feeding your dog more enjoyable. 4. Slow feeder: Dogs get food by putting tennis balls into the dispenser, which can effectively avoid problems caused by eating too fast, such as 5. Independent and independent play: Even if you are busy, Also helps your pet stay healthy and energetic and relieve stress. With a removable physical disk, it is easy to clean and does not take up too much space.