This wearable air purifier releases 20 million negative ions and removes pollutants in your personal space, improving emotions and sleep. Carry it on your neck for clean air in public places, with no noise. Easy to use and lasting purification with a USB charging port.
Effective negative ion concentration: 20 million pcs/cm3, controlled by button with DC5V voltage and 17mA current. Rechargeable via USB and has a 180 mA battery capacity. Quick 1.5h charging time and 10h use time. Working principle is based on negative ions. Compact size of 5.2 x 2.8cm, made of durable ABS material.
