Description About Wifi version: Easy Mobile APP Feeding: Excellent food dispenser with remote APP control, you can use your mobile phone (Android and iOS) to feed your pets anytime and anywhere, and track feeding records for management control. Remotely set the time and amount of food to automatically feed your pet, and can be shared to multiple accounts for easy setup. Only supports 2.4GHz network Precise Portion Control Healthy Pet Life: 4L food capacity is perfect for dogs and cats, can plan up to 10 meals according to your pet's schedule, with 1-12 servings per meal. 10-Second Customized Feeding Call: Record your voice message and play it back to allow your pet to better adjust to the feeder when food is dispensed. Automatic broadcasts remind your pets that it's meal time, and they won't feel lonely anymore when they hear your recording. Removable Deep Stainless Steel Tray: Food-grade stainless steel tray provides healthy and hygienic feeding and keeps your pet free from chin acne. Detachable design for easy disassembly and easy cleaning. Dual Power Mode: Power the feeder via the included power adapter or 3 D batteries (not included). Battery backup ensures your pet is fed even during a power outage. It is recommended to use both battery and adapter to prevent power outage