Fully automatic timing, quantitative and arbitrary setting of the whole feeding schedule. Can be set daily to provide 1-3 meals, each meal 1-12 different size portions. Record your voice, 10 second voice messages or music and play three times to remind your pets to eat. Open the lid to put in dry food. Can accommodate all sizes of dogs. Large storage capacity which can accommodate 5.5L of dry food. Environmentally Friendly Material. Imported ABS Plastic. Uses Three D batteries (NOT INCLUDED).