Portable Wearable Negative Ion Air Purifier Necklace with Light Weight, Silent Operation, High Efficiency, Energy-saving Design and Simple Shape

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Scientifically purify the air you breathe.

The purifier will release 1m³ of negative ions, allowing you to breathe healthy air at any time.The noise during its operation is only 5db, which is very suitable for sleeping or studying.The purifier weighs only 30g and will not burden you when worn.The bottom has a switch and a USB charging port, which can be reused, making it energy-saving, safe and easy to use.This purifier uses pulsed tip technology which can release a large number of oxygen anions. The latest dual carbon brush and double negative ion generator design can effectively remove floating dust, smoke, formaldehyde, PM2.5 and other harmful substances in the air.A large number of oxygen anions will kill harmful bacteria, molds and viruses, and decompose fumes, odors, and harmful gases such as formaldehyde and benzene.Purification effect experiment: 1. Prepare two clean glasses, cigarette, lighter and negative ion purifier; 2. Fill the two glasses with smoke after lighting the cigarette, and put a purifier in one of the glasses; 3. After a few seconds, There is almost no smoke in the cup using the negative ion purifier.Available in two colors:Dimensions:Shipped directly from the manufacturer. 100% Satisfaction GUARANTEED!