Specification: Fixed voltage: DC 5V. Power consumption: <1W. Ozone production: 3mg / h. Negative ion amount: 5x10 (5) pcs / cm3. Net weight: 0.14kg. Applicable space: <0.35m. Product size: 94 x 95mm. Working temperature: -10 deg C ~ + 60 deg C. Storage temperature: -20 deg C ~ + 70 deg C. Feature: 1. Eliminate unpleasant odors in refrigerators or cars and avoid cross-contamination of odors. 2. Eliminate bacteria to inhibit the growth of mold. 3. Maintain freshness and extend the shelf life of food. 4. Eliminate smoke, dust and leather smell. In addition, alleviate car diseases. 5. Sterilization of various respiratory diseases kills bacteria and prevents infection; 6. Remove toxic fumes from the air, disinfect and disinfect. 7. Remove all air deodorant odor, smoke, living environment. 8. Provide fresh air. Two working modes: 1. Press the key, the indicator light will turn green, and ozone will be released for 10 minutes, then stop for 20 minutes. According to this cycle, the power will be automatically cut off after working for 12 hours. 2. Press the key for the second time, the indicator will turn blue and ozone will be released automatically after four hours. Package content: 1 * Air purifier