Overview: ● Sterilize: active factors of bactericidal enzyme being released automatically by the filter and diffuse evenly through sustained-release compound films. The sterilization rate is up to 99.9% ● Eradicate odor: with herbaceous ingredients, the refrigerator is filled with mint smell that eradicates odor effectively and maintains the aromas of foods ● Easy operation: just put it at the corner of refrigerator to save the storage space ● Each filter could clean air for space 80 - 100L