@waywardsesame @AbraarKaran Very low cost for the amount of air cleaning. Comparable HEPA units are at least $300 and most are more.
@AbraarKaran waywardsesame的空气净化成本非常低。可比的高效空气处理装置的价格至少为300美元，大多数都更高。
@waywardsesame @AbraarKaran Very low cost for the amount of air cleaning. Comparable HEPA units are at least $300 and most are more.
@AbraarKaran waywardsesame的空气净化成本非常低。可比的高效空气处理装置的价格至少为300美元，大多数都更高。