About this article Purification and disinfection-The refrigerator deodorant produces ozone and negative ions. The purifier can purify the air in the refrigerator, eliminate odors, disinfect and kill bacteria and viruses, and keep food and vegetables fresh for longer. USB rechargeable-no need to replace the battery. Built-in rechargeable battery, low power consumption, standby time up to 35 days after fully charged. Compared with traditional air purification bags, less time is required for maintenance or cleaning. Easy to use-One key control 3 modes (low-medium-high). You can adjust the amount of ozone released by selecting the mode according to your needs. The low mode is released every two hours, the middle mode is released every hour, and the high mode is released every half an hour. Versatile-this air purifier can help you solve all invisible bacteria and harmful gases such as refrigerators, freezers, shoe cabinets, wardrobes, cars, suitcases, etc. All natural-no fragrance, no chemicals, non-toxic. Keep the refrigerator clean, no need to clean the filter or replace the suction bag. Features: * Material: ABS * Charging voltage: DC 5V * Power: Maximum 0.5W * Working temperature: 0 -50 / 32 F-122 F * Size: 10 x 5 x 5cm / 3.9 x 1.7 x 1.7 inches * Color: white