The card itself is only the size of a pocket and can be worn across the chest or carried around in a pocket to isolate allergens such as disease, disease, smog, smoke, pollen and other allergens in the air! 
This product can not prevent coronavirus !!!
This product is not a substitute for masks, please use them with masks !!!
Adults and children can carry this product without odor.
 
But the product cannot be completely disinfected and resistant to viruses. beg to be excused
 
Features:
 
TOAMIT disinfection card can purify the air with a radius of 50cm around the user anytime, anywhere, and a card can be used for up to 30 days. This product can also purify dust, prevent dust and pollen allergies, and decompose smoke and odor.
 
How does it works: It eliminates viruses and bacteria releasing low concentration of chlorine dioxide
Usage: 30 days after opening (estimated, it may varies depending on the location and conditions)

Cautions:
- As this product is effective with airborne viruses, do practise other hygiene measures.
- Avoid using on infants, dementia patients and pets
- Stop using when irritates skin
- Avoid coloured clothings
- Do not using when sleeping
- Avoid contact with eyes or mouth
- Avoid warm/hot and humid places.