1. asy to Use & Maintain: Auto dog feeder inbuilt LCD screen allows for quick setup and the FEED button for additional feedings; Proper angle so that food will not accumulate in the food outlet, and food tank and tray are removable for cleaning. The secure lid lock design to keep pets from getting food. 2. Flexible Timed Feeding: No more pre-dawn wake up calls, or worry when you are overtime at night! Easy to program automatic cat feeder with timer to dispense food in right time, 1-4 meals per day and up to 9 portions per meal customized healthy diet for your cats and small dogs. 3. Suitable Capacity: This 6L cat feeder automatic consistently provides food for your cat and small dog smoothly for a couple of day, assuring you that it' ll stay full and happy when you're out for a short vacation or work long hours as well as come with a desiccant bag to keep food fresh. (Search "B08NVBYQHV" for replacement) 4. Dual Power Supply: Use the 5V DC adapter while sustaining the auto cat feeder power via 3 alkaline D-cell batteries(not included) installed in case of power outages, ensure that your pet gets food consistently. (Equipped with setting memory to prevent sudden power failure) 5. Voice Recorder: Stay connected with your pet by calling PETLIBRO automatic pet feeder before meals with a 10s voice recording clip, thus enhancing the bond with your pet by keeping it fed regularly and feel safe & well cared.