Adopting a cat or two is fun but keeping their litter box clean takes work. You still have to deal with odor even after cleaning it. The Sunstar QAIS air Pet Toilet Deodorizer can help. It fits on your wall and uses a UV+photocatalytic system to deodorize your room. It has a noise rating of 41dB.
The Sunstar QAIS air Pet Toilet Deodorizer has a washable filter. It deodorizes the space right below without any harmful chemicals released.