[Multi-scenario] Can be used in anywhere you want to control the odor, like bathroom, kitchen, pet bed. [Long Term Use] One piece of N50 can be used for 30 days, and there are a total of 3 pieces in the pack. It can be used continuously for a total of 3 months. [Easy to replace] The PURA MAX waste container has a dedicated space for the N50 deodorant, which you can replace very easily, which is very practical and saves time. [Safe and Non-Irritating] N50 deodorant is formulated with a high level of safety and is non-toxic, non-irritating and respectful of the health of the family and pets. [Deodorant] The N50 deodorant decomposes odours in the litter box at any time while spreading the fragrance over a long period of time. It continuously locks in and breaks down odour-producing substances such as ammonia and hydrogen sulphide in cat faeces, preventing odours from spreading. [N50 Deodoriser] The PETKIT deodoriser is designed for the PETKIT PURA MAX automatic litter tray. It can effectively control odours.