color: White Size: 9090180mm Weight: 700g Capacity: 500ml Single serving: 2 grams Number of meals per day: 1-4 meals Feeding time for each meal can be set independently The amount of feeding for each meal can be set, 1-50 servings Mechanical keys + LED screen Power supply mode: adapter or AA battery4 (not included in the product) color: White Size: 11075*56mm Weight: 200g Capacity: 70ml Single serving: 0.2 g Number of meals per day: 1-3 meals Fixed intervals between feedings The amount of feeding for each meal can be set, 1-5 servings Mechanical button + LED indicator Power supply method: AAA battery *3 (not included in the product)