Wearable Air Purifier Necklace,Personal Hanging Necklace

Features:
Neagative ions can effectively purify air, remove PM2.5, dust, smog, formaldehyde, harmful substances etc.
One time full charge can last for more than 20 hours at high-end mode.
Red light on while charging, blue light on while it is full charged or it is working. Please power off while charging the purifier.
Low-end mode the negative ion concentration is 6,000,000pcs/cm³, high-end mode the negative ion concentration is 6,000,000pcs/cm³
The working sound is very quiet, you can wear it and enjoy fresh air everywhere.
Lightweight, compact and portable, the necklace ion air purifier have no radiation for kids and adults.
Suitable for kids, the elders, pregnant women and people who are allergic to pollen and odor, effectively protect those who are suceptible to air pollution.
Suitable for all ages and all occasions to wear. Energy-saving and time-saving product, take good care of your health.
Exquisite appearance, smart display, beautiful design and convenient to use.