Small Square Air Filter
Related Faq
Q
To monitor indoor air quality, how many square meters will one device cover?
A
The measuring space of this detector is about 25~45 square meters. The closer to the detector, the more accurate the measured data. 
Q
How small can the bracelet be?
A
I don't know the exact size but it even fits 12-13 year old kids. 
Q
Can you use lee square filters with this holder?
A
As long as lee square filters is 100*100mm, it is okay 
Q
How many square filters can you fit on this at once?
A
Two. And this is a quality system. 
Q
How many filters can fit in one filter case? Can the case hold more than one square filter?
A
Hi, the case designed for this square nd filter , generally to hold 1 filter , but you can try to hold more. 
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