This Portable Personal Air Purifier Necklace is fashionable and purifies the air around you with clean, fresh air to breathe. Hang it in your car, place it on your workstation, or wear the fashion piece necklace around your neck.
The built-in ionizer emits negative ions that attach to pollutants and other unhealthy particles in the air, effectively purifying the surrounding air. The necklace is also very quiet during operation, so it won't disturb you at work or while you're relaxing. It's also rechargeable via USB, making it convenient for travel.
Enhancement or Normalization of human immunity function