set ur location China then it will work just fine
It’s alright. I’m not sure if it’s better than Mi Air 2
It is so f*** situation to buy Chinese products for counter the dust delivered from China.
However, apart from this, mi air 2s have good quality and cheap price. especially if you consider the cost of replacing the filter
group buyXiaomi air purifier US Air 2S / AS possible / Pig nose present / Genuine filter presentation / VAT included