Wearable Necklace Air Purifier Mini Portable USB Air Cleaner Negative Ion Generator Low Noise Air Freshener

House Life 房屋生活. Using pulsed tip technology to release a large amount of oxygen anions, using the latest dual carbon brush and double negative ion generator design, over 6 million negative ions can effectively remove floating dust, smoke, formaldehyde, PM2.5 and other harmful substances in the air. Release a large amount of oxygen anions, kill harmful bacteria, molds and viruses, decompose fumes, odors, and harmful gases such as formaldehyde and benzene released by car interior parts such as plates and leather). Negative ions promote metabolism, activate cells, refreshing and relieve motion sickness. Features: Using pulsed tip technology to release a large amount of oxygen anions, using the latest dual carbon brush and double negative ion generator design, over 6 million negative ions can effectively remove floating dust, smoke, formaldehyde, PM2.5 and other harmful substances in the air. Release a large amount of oxygen anions, kill harmful bacteria, molds and viruses, decompose fume