Wearable Mini Air Purifier, Portable Anion Air Cleaner Necklace, USB Rechargeable, 29g Lightweight, Silent Operation, Removes PM2.5, Pollen, Smoke for Travel

This portable anion air purifier uses advanced technology to release negative ions, effectively removing PM2.5, pollen, and smoke. Weighing only 29g, it offers silent operation and long standby time with convenient USB charging. Enjoy fresh, clean air on the go.