Multipurpose O3 Deodorizer Effectively reduce unpleasant odors in closed environments such as refrigerators, freezers, shoe cabinets, closets, wardrobes, cars, and pet rooms. This innovative deodorizer not only eliminates odors but also prolongs the shelf life of food, keeping it fresh and safe to consume. Perfect for Refrigerator Deodorization Unlike traditional methods like baking soda and bamboo charcoal bags that merely absorb smells, our ozone machine circulates active oxygen throughout your fridge, reaching every corner quickly and effectively. It actively eliminates odors rather than just masking them, ensuring a fresher environment for your food. Economical Choice Enjoy a cost-effective solution with no consumables or filters to replace. This USB rechargeable refrigerator odor eliminator is fully automated and maintenance-free, saving you both time and money while providing long-lasting freshness. Easy to Operate Our fridge odor remover is ready to use right out of the box. With a simple single-button operation, it features dual modes: Standard mode (battery life of 30 days) and Strong mode (battery life of 72 hours). The built-in battery, when fully charged, can last up to 30 days, making it incredibly convenient. Handy, Compact Size Designed for both home and travel, this portable odor eliminator is lightweight and compact, weighing only 0.24 lbs (110g) with dimensions of 4.92 x 1.37 x 1.33 (125 x 35 x 34mm). Its small size allows for easy movement and storage, fitting seamlessly into your fridges and shoe cabinets.