Compact SizeMeasuring about 14.5x4.3cm/5.7x1.69inch, this portable ionic air purifier can be placed and removed easily and saves more space in your fridges or shoe cabinets. Food PreservationFridge fresheners only take 10 minutes to deodorize and can also prolong the preservation time of fruits and vegetables by 7 days. Wide UseIn addition to being a good refrigerator deodorizer, the mini odor freshener can also be placed in the wardrobe, car, pet kennel, bathroom, kitchen, toy room and other places, to give you a comfortable and odor-free home environment. 2 ModesOur refrigerator deodorizer has two modes and a built-in battery 1200mAh battery, the first mode is the fresh-keeping mode, which lasts for 30 days, and the second mode is the strong deodorization mode, which lasts for 3 days. Fridge DeodoriserBy releasing ozone and negative ions, the air in the confined space can be kept circulating, which can reduce the peculiar smell caused by the accumulation of ingredients, thus effectively keeping the smell of the refrigerator fresh.