【Keep Your Refrigerator Fresh】: Not only removes odors, but also circulates active oxygen to the inside of the refrigerator more quickly, prolonging the shelf life of food. 【Easy to Operate】The fridge cleaner can perform in dual modes – Standard mode (battery life 30 days) and Strong mode (battery life 72 hours) with its single button. 【Two Working Modes】: 1. Daily purification mode. When fully charged, it can work continuously for three weeks. 2. Power mode, after full power, it can work continuously for three days. 【Size】：The size is: 125*35*34mm/4.92*1.37*1.33 inches.Small and portable, can be carried anywhere and placed anywhere. 【Small and Portable】: In confined spaces, 360° all-round deodorization, odorless and noiseless, will not take up more space.