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Q: can it filter pm 2.5? what kind of facemask n90 or n95.

demandé par caominhthuy sur 2020-02-27 02:06:19

kingece882 Vendor not mentioend it

2022-03-09 12:31:15 Utile (0)
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Truthwas .It keeps strong light when someone approaches,and then turns to dim light after 30 seconds if no one nearby.

2018-05-21 01:52:08 Utile (0)
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