negative ion air purifier hang around neck

Brand Name:Responsafe

Model Number:Wearable Air Cleaner

Place of Origin:China

... PM2.5 No consumables required Anion oxygen bar Anti dust Compact and light Anti pollen The principle of anion generation Negative ions are released into the air using a built-in carbon fiber brush system. The

Brand Name:WISFRESH or OEM

Model Number:WIS-2001

Place of Origin:China

...Air Cleaner Removes Dust Odor Viruses For Kids and Family CREATES SPHERE OF PROTECTION Emitted negative ions push pollutants away from your breathing zone ELIMINATES SMELLS: smoke, pet, food REMOVES ALLERGENS: pollen, dust, pet dander, and mold spores CLEAN AIR EVERYWHERE It can be hanged around neck, placed on desk, in car or by your bed at night IT'S RECHARGEABLE 1 hour charging-10 hours purifying...