Keep your automatic litter box fresh with PETKIT N50 Second Generation Deodorizer Cubes, designed specifically for PETKIT PURA MAX and PURA MAX 2 self-cleaning cat litter boxes. These long-lasting odor control cubes effectively neutralize unpleasant waste bin odors, creating a cleaner and more hygienic environment for your home. Each deodorizer lasts up to 30 days, while the convenient 3-piece pack provides up to 90 days of continuous freshness. Easy to replace and hassle-free to use, they're the ideal accessory for maintaining peak litter box performance.