Freshness in Every Bite: Patented rotor on our auto pet food dispenser in the bottom of the tank and the secure twist-lock lid to keep pets from getting food. Built-in desiccant bag and the sealing strip, PETLIBRO Granary pet feeder uses triple seal lock the freshness to keep food fresh and crunchy. Easy to Set up and Program: timed cat feeder can set 1-6 meals daily and up to 50 portions per meal (20ml each portion). Use the easy-to-read tilt LED panel to adjust your pet's feeding schedule and monitor battery power. The auto cat feeder is also equipped with a manual feeding button to easily reward your pet (up to 5 portions). Dual Power Supply: Easily monitor the food level through the clear window and replenish food in time. Besides the USB-C adapter, the automatic dog feeder can also use 3 alkaline D batteries (not included) as a backup power source to ensure that it can be used even if the power goes out, giving you peace of mind when feeding your furry friend. Personalized Meal Call: Stay close with your pet even you're not at home. Automatic pet feeder can record a 10-second message, and the number of recordings played can be individually set from 0-5 times, so your pet won't disturb your sleep while your pet eating in the middle of the night. Easy to clean: To keep your pet healthy, the tank lid, tank, tank base and cat food dispenser food bowl of Petsecrets auto cat feeder are completely removable for easy cleaning. And the built-in infrared sensor in the food outlet can stop dispensing food when the food outlet is blocked.