Excellent Capacity: The self-cleaning cat litter box boasts a maximum roller capacity of 90 liters. It can accommodate cats weighing from 2.2 pounds to 33 pounds. The 15-liter waste bin can endure for up to 12 days, making it an ideal choice for long trips. Suitable for single cats as well as multiple ones, this litter box is compatible with all types of litter. Cat Safety: This automatic cat litter box self cleaning places your cat's safety at the forefront. Equipped with sensors that can detect your cat's presence and a delay mechanism.