4.5L Smart Pet Cat Dog Bowl Food Automatic Dispenser Feeder With Timer Auto Electronic Feeder With Metal Food Tray, Specification: USB Interface No Adapter 1. Capacity: 4.5L 2. Product net weight: about 1.2kg 3. Material: environmentally friendly ABS 4. Applicable food: 5mm-15mm dry food 5. Manual feeding: 1 single feeding, about 5g each time 6. Automatic feeding: 4 meals per day (upper limit), 20 servings per meal (upper limit), about 10g per serving 7. Recording: 10s recording, automatically played before each meal 8. Dual power supply: DC5V1A adapter power supply, USB2.0 interface; 3 AA batteries (not included), priority adapter power supply 9. Metal food pan: removable metal food pan for easy cleaning 10. Memory function: In the event of a power failure, the system automatically saves the current feeding parameters 11. Protection function: smart chip, automatic detection of motor stuck function, protection of the motor 12. Product size (including food tray): 30 x 19.8 32.8 cm 13. Product size (without food tray): 19.8 x 19.8 x 30 cm