[Auto Feeding with App]: To make feeding much easier, we ditched the clunky control panel on the feeder and the complicated Wi-Fi connection. You can link this automatic cat feeder with App via Bluetooth, (no WiFi needed) feed your pet manually and set the scheduled feeding time via App within the effective connection range of 10m. /p> [Never miss a feed]: The automatic cat feeder has dual feed. Even if the power goes out unexpectedly or the adapter is suddenly disconnected from the power source, it can still work on 3 D-Cell batteries (batteries not included) and dispense food at scheduled meal times to ensure your pet does not go hungry. You can also check the feeding records through the app to make sure the food is dispensed on time. [Capacity Suitable for Cats]: The 4L automatic cat feeder will ensure that the cat is fed healthily for 7 days when filled with dry food. You no longer have to worry about your cat when you go on a short trip or work late at night in the office, no