LOW FOOD SENSOR: The feeder automatically notifies you when food levels are low; youll also receive an alert if the hopper becomes empty SMARTPHONE PROGRAMMING: Control your pet's meal time from anywhere using your Smartphone; app requires an apple iPhone or iPod device iOS 9.0 or later or a compatible Android Smartphone 6.0 or later PERSONALIZED PET FEEDING: Program up to 12 meals to feed on your pet's schedule; the Feed Now option allows you to feed your cat or dog outside of normal feeding times FLEXIBLE PORTIONS: Meals can be dispensed from 1/8 cup to 4 cups to fit your pet's unique feeding needs; slow feed option allows meals larger than 1/8 cup to dispense slowly over a 15-minute period BATTERY BACKUP: Feeder is power adapter operated with optional battery backup (requires 4 D-cell alkaline batteries, not included); if Wi-Fi drops, your pet still receives the next scheduled feeding EASY-TO-CLEAN: Lid, hopper, bowl and bowl holder are top-shelf dishwasher-safe for convenient cleaning; made of BPA-free plastic and stainless steel; for indoor use only No More Early Morning Wake Up Calls - Let the feeder do the work! Tired of those early mornings when your pet decides it's breakfast time? No need to worry anymore! Rely on the PetSafe Smart Feed Automatic Pet Feeder to keep up your pets healthy feeding routine no matter what time it is or where you are. Your pet never has to wait for a meal again. Connect the feeder to your Smartphone to schedule meal times or hit the Feed Now button for instant feeding so dinner is always the right amount at the right time. Don't worry if you can't make it home for dinner. The PetSafe Smart Feed Pet Feeder lets your know when your pet's enjoying dinner time. Even give a small snack from your Smartphone if you think your pet is still hungry!.