Smart APP Control: Wi-Fi fully automatic dog feeder is 5GHz and 2.4GHz WiFi-enabled allowing you to program your pet's meals anywhere anytime through the PETLIBRO App on your iOS or Android smartphone. | Never Miss A Meal: Easily schedule up to 10 meals per day with 1-48 portions per meal (1/12 cup each portion), you can easily customize your furry friend's feeding plan and check the feeding records to ensure your cat has been fed on a set schedule by the APP. | Personalized Meal Call: Record a voice message for up to 10 seconds that plays for each feeding, and freely set the times the meal call play, so your pet can feel your care even when you're not at home. Not only that, but the thoughtful device provides you with the ability to record up to 10 customized meal calls and adjust the volume to your needs! | Freshness in Every Bite: Patent rotor in the tank base and twist-lock lid prevent pets sneaking into the food dispenser for extra food. Built-in desiccant bag and sealing strip keep food fresh and crunchy. Food-grade stainless steel bowl provides healthy and hygienic feeding, saving your pets from chin acne. | Smart Notifications and Indicators: Your phone receives notifications and the machineàindicators also lights up red when the food tank is empty, food gets jammed, the battery is low, or has other problems. The infrared sensor keeps checking and stops food dispensing if the food outlet is blocked.