915 Generation 2 Air Purifier Neck Necklace Mini,Negative Generator,for Adu

[Portable hanging neck purifier] Portable design and small size, easy to carry, convenient to purify the surrounding air in , and carry it with you.
[Eliminate odors] The machine emits more than 28 million negative ions to keep pollutants from your personal space. It is scientifically proven that it can eliminate most smoke, cooking odors and even PM2.5 pollutants, mood and sleep.
[Low noise and easy to use]Using the advanced purifier, the sound is quiet during operation and will not disturb you during work or rest. Easy to use, just press the button for two seconds to enjoy air.
[USB charging] The battery life is up to 15 hours, and it can be at any time by USB charging. Control : button
[Healthier] Negative ions effectively neutralize static and computers, forming a protective layer of negative ions, reducing damage. Product Category: Air Purifier
Function: remove formaldehyde
Principle: Nano Anion
Power supply mode: USB (including data cable)
Use environment: business/home
Use time: 15 hours
Applicable area: less than 10㎡
Working principle: negative size: 70x26x15mm Material:ABS
colour:Silver Package Contents:
2 x purifier
2 x lanyard
2 x USB data cable
1 x and English Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.