Air particle counter show you the currenct air quality indoor

We spent 2/3 times indoors to working.searching online or sleeping.
But the indoor air is not healthy, some Bronchial disease main reason is the PM2.5.
Air particle counter is the best machine to check PM2.5 and PM10 in the air.
It is use the laser sensor and can also know the current temperature and humidity.
Only need 35 seconds, particle counter will give you the air quality result.


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