Personal Wearable Mini Portable 580MAh Battery 20 Million Negative Ion Hanging Neck Air Purifier Ca

1. Breathe cleaner air: This personal air freshener will release more than 20 million negative ions, remove pollutants from your personal space, eliminate most of the smoke, cooking odors and even PM2.5 air pollutants, thereby improving mood and Sleep.2. Take it with you: Since this mini air purifier comes with a lanyard, it can be worn around the neck. It can also be placed in the car to purify the air. During the journey, in public places or other places with poor air quality, wearing such clothes will produce air.3. Long lasting: The portable air purifier has a USB charging port, which can be for 2 hours and can be used for about 50 hours (depending on the actual usage) to air4. No noise: the sound is very quiet during operation, and no noise is generated during work or rest5. Easy to use: easy to operate, convenient and fast, just press a button to enjoy air.Product name: hanging neck air purifierControl : buttonOutput power: Less than 1WInput: 5V \/ 0.2APower supply mode: USBCharging time: 2 hoursApproximate use time: 50 hoursLithium battery capacity: 580mAhWorking principle: negative ionAnion content: 20 millionUse environment: carry it with youApplicable area: less than 10Colour:Random colors (specified colors are not accepted)Black or WhiteMaterial: ABSSize:83x32x20mmPackage Contents:1 * Air purifier (including lanyard)1 * charging cableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.