Feature: 1. Reduce Odor: Refrigerator odor purifier can effectively reduce the mixed odor in the refrigerator, keep the refrigerator new, prolong the shelf life of food, and degrade pesticide residues. 2. Purify the Air: The refrigerator deodorizer produces ozone and negative ions, purifies the air in the refrigerator, removes odors, and keeps food and vegetables new for longer. 3. Rechargeable Battery: The Refrigerator smell remover has a built in rechargeable battery, which consumes less power and has a standby time of more than 35 days when fully charged. Suitable for refrigerators, shoe cabinets, cabinets, wardrobes, cars, pet rooms, air conditioners, etc. 4. Dual Mode: The power saving mode can work continuously for three weeks, which can be used for daily food preservation and daily deodorization, and the strong mode can work continuously for three days. 5. Keep New: 2 modes of ozone generator one button control, keep the refrigerator smell new, no need to clean the filter or change the absorption bag. Specification: Item Type: Refrigerator Air Purifier Material: ABS Weight: Approx. 115g / 4.1oz Size: Approx. 12.5 x 3.5 x 3.5cm / 4.9 x 1.4 x 1.4in Battery Type: Built in Lithium Battery (Delivery with Built in Lithium Battery) Battery Model: 18650 Battery Capacity: 800mah. Package List: 1 x Refrigerator Deodorizer (Delivery with Built in Lithium Battery)1 x Charging Cable1 x English User Manual