Fashionable Personal Wearable Mini Hanging Neck Air Purifier Black

2 x air purifier: 1 x Black & 1 x White1. 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. Carry it with you: Since this mini air purifier comes with a necklace, it can be worn on the neck. It can also be placed in a car to purify the air. During the journey, in public places or other places with poor air quality, wearing such clothes will produce fresh air.3. No noise: The sound is very quiet during operation, and there will be no noise when you work or rest4. Easy to use: easy to operate, convenient and fast, just press the button to enjoy fresh air. 5. Long lasting: The portable air purifier has a USB charging port, which can be charged for half an hour, and the use time is about 28 hours (depending on the actual use) to ensure fresh airProduct Name: Air PurifierModel: Sj01Control method: buttonPower: 0.1WInput: DC5VPower supply mode: USBCharging time: 0.5 hoursUse time: 28 hoursBattery capacity: 200mAhWorking principle: negative ionUse environment: carry it with youApplicable area: 11 (inclusive)-20 (inclusive)Air purifier air volume: 51-150 cubic meters/hourColour:Black/WhiteMaterial:ABSSize:4.7x3.5x1.5cmPackage Contents:2 x air purifier (including necklace)2 x charging cable2 x instruction manualOnly the above package content, other products are not included.Note: Light shooting 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.