Sumei sm301 dust mask

instructions for use
1. This respirator is dual-purpose, and can be used for dust-proof or anti-virus. It can be disassembled and replaced automatically.
2. The anti-virus respirator is composed of respirator body and filter box (Note: refer to the description of protection object on each filter box for the scope of anti-virus)
3. The dust-proof respirator is composed of respirator body, filter cotton cover and filter cotton
warning:
1. The anti-virus respirator must have a suitable type of filter box according to the working environment, and refer to the protection pair on each filter box for the scope of anti-virus Like the illustration. Misuse can lead to illness or death!
2. If the respirator is damaged or breathing becomes difficult, leave the contaminated area immediately, and repair and replace the respirator if necessary.
3 when smell, fog, gas or shortness of breath is felt, the filter box and filter cotton will reach their service life, and immediately leave the contaminated area to replace the filter box or filter cotton.
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