The Petwant smart pet feeder is a remote operation-enabled, automatic pet feeder. You can operate this automatic pet food dispenser through Tuya app, which offers customisable programming options for your pet’s mealtime needs from the convenience of your phone. It can schedule up to 4 meals a day and 20 portions per meal. One portion is 30g. The Petwant pet smart feeder is an automatic cat feeder and dog feeder that allows you to monitor and control your pet’s feeding habits from your phone. Set your preferred number of portion-controlled meals per day to help your pet stay healthy. Most importantly, enjoy peace of mind knowing your pet will be fed the right amount on time, every time—even if the unit goes offline. And if food is not dispensed for any reason, you will be notified by the unit and the app. Dual power supply system allow feeder operate for 7-10 days even power goes off. (Batteries not included) Only supports 2.4GHz WIFI network. Compatible with IOS 7.0 or above & Android 4.0 or above, connecting it with your phone, tablet, or other smart device.Specification Size: 36x25x38.3cm Weight: 4.4kg Material: ABS Capacity: 10L Waterproof level: IP65 Power: 5V/1A, D size battery x 3(Not included) 2.4GHz Wi-Fi enabled