In a nutshell, these are our top picks for the Cheapest Air Purifier Necklaces. | The air purifier's working volume is no more than 25db, so you can use it in the office or bedroom without any disturb. |USB charging and low power consumption, can be charged at any time. Zero ozone and no radiation, safer and healthier to use. |The negative ion generator can effectively absorb formaldehyde, it can can release up to 50 million/min negative ions to resolve the air quality problems around you, like eliminate second-hand smoke and purify the surrounding air. |Portable air purifier comes with a Chain, can be hung around the neck like wearing a delicate necklace, easy to carry without any burden. Refresh your mind by purify the air around you. |The modern, simple but thin design will make the purifier a nice decoration for you, easily match different style of dressing. |
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