Wearable Air Purifier Necklace Portable Negative Ion Air Purifier

FAST RESULTS & BREATHE CLEANER AIR : The travel air purifier has a simple and compact appearance , uses negative ion technology and does not require a filter . It uses 120 million negative ions/cm³ to effectively purify the air polluted by harmful substances in the atmosphere and indoors . For example , adsorbing and settling specific pollutants such as PM2.5 , pollen , dust .  Simply charge and wear , or place close by on your nightstand , so the air around your pillow is cleaned , ideal for students, teachers, health care workers, etc.  RECHARGEABLE AIR PURIFIER : The negative ion air purifier Built-in battery provides extended operation time with convenient USB charging capability . Weighing only 65g , the product lasts 15-30 hours and takes only 2h to recharge. 2 MODES : Wearable air purifier has 2 modes , high power mode for the best purification effect ; low power mode for long lasting purification time , 2 modes can be switched easily . EASY OPERATION : Simple one-touch control with LED indicator lights showing power status and purification mode . QUIET RUNNING : Light , small , and silent . Portable air purifier necklace can be hung around your neck , hung in your car , put in your pocket , and work on your desk . Let the freshness air always be with you . PORTABLE DESIGN : Compact wearable device measuring 82.53.2 cm , that can be worn as a necklace for continuous air purification on the go .