Wearable Personal Anion Generator Air Purifier Ionizer
Wear this negative ion generator around your neck any time and anywhere the air quality is questionable.
Create a bubble of clean air for you to breathe easier.
Power supply: 3 AAA batteries (batteries are included)
Product Size: 108 X 39 X 18 mm/4.25 X 1.54 X 0.71 in
Negative ion concentration: 6 x 10^5 ions
Ozone concentration: 0.01 ppm
Weight: Approx. 58 grams
Use: 0.1 ㎡ away from the face (wear on lanyard around neck)
Operating temperature: -5 to 40 ℃