8L Large Capacity: Dog feeder automatic dispenses 33 cups of dry food - Just fill food once a month to make life easier on a busy schedule. Programmable automatic cat feeder dispenses cat food at the right time, up to 7 meals daily with 1-30 portions.No overfeeding, no food anxiety. Ideal for pet parents who are busy, traveling for work, or going on vacation. Fresh Food Every Time & Locking Lid: Automatic dog feeder with timer comes with a Secure lid lock and Desiccant pack to keep food fresh, away from moisture and keep bugs out while the smell of kibble does not escape in your room. Designed with a lockable lid to keep out nighttime animals like raccoons and opossums, this dog food dispenser automatic is exclusively for your pet's meals. Dual Power Supplies Guarantee 180 Days Battery Life: The auto dog feeder uses 3*D alkaline batteries as a backup power source and is designed with ultra-low power consumption to provide more than 180 days of use, making it flexible and easy to place it anywhere without the restriction of wall sockets and the hassle of tangled cords, ensuring that the cat feeder automatic works even when there is a power outage. (Equipped with setting memory to prevent sudden power failure)