The ScoopFree Crystal Smart Self-Cleaning Litter Box automatically cleans for weeks with no scooping or refilling, so you can spend more time with your cat and less time worrying about her litter box! Plus, this litter box is connected to the My PetSafe app on your smart phone so you can monitor your cat's health from anywhere. Completely disposable, leak-proof trays are pre-filled with premium crystal litter for unbeatable odor control, and a covered waste trap locks away solid waste and smells. When it's time to clean up, all you have to do is swap a fresh litter tray once a month for a single-cat household. Based on the number of times your kitty has used her litter box, you can even customize and receive advance reminders from your app to change or order more litter trays. There's never been an easier, techier way to love and care for your cat! PetSafe brand is here to help you and your pet live happy together.