Item Type: Automatic Pet Feeder Material: ABS Battery Type: 3 x D Batteries Required (Shipped Without Batteries) Plug: 100-240V Package List 1 x Automatic Pet Feeder 1 x Adapter 1 x Connection Cable 1 x Instruction Manual 1 x Food Tray Only suitable for dry food, recommended food diameter 214mm / 0.10.6in. 1[Anti Clogging] Soft rubber design of the automatic pet feeder's food stirrer, together with the baffle and impeller, makes the process of food dispensing unobstructed and free from food jamming. 2[Dual Power Supply] This automatic pet food feeder adopts dual power supply with external adapter and internal battery, and automatically switches to battery mode in case of accidental power failure. 3[Clean And Hygienic] Automatic pet food dispenser is designed with a wide and thick silicone airtight ring to isolate air and prevent food oxidation. Detachable design, no need to screw, easy to disassemble and wash. 4[Large Capacity And Translucent Design] This smart pet feeder has a 7L large capacity bucket to meet the feeding needs of most dogs and cats. Translucent design, easy to observe the remaining food. 5[Reasonable Feeding] The smart feeder for cats and dogs supports timing settings, regular and quantitative feeding, and a reasonable feeding schedule that can bring health to your pet.