The Mini Feeder has a volume of just 0.017 m³, which is equivalent to about 5 packs of tissues, but it can hold 2.8 liters of cat food. An adult cat typically requires 2.8 liters of cat food every two weeks. Scientific feeding via app - the Petkit app offers you a scientific feeding method, or you can add your own feeding schedule. Fresh and delicious - the lid and food dispensing container are wrapped with a silicone sealing ring, and there is a desiccant pack included. Easy to disassemble and clean. Each part of the equipment can be easily taken apart and cleaned. Rated voltage is 6 VDC. Wireless and Wi-Fi capable. Recommended for small to medium-sized dogs and cats.