https://www.bfm-tech.com/products/ Many people have such a habit when shopping online, that is, they like to see sales, and think that the quality of products with high sales should be no problem. But this kind of consumption thinking is actually wrong, because the sales volume of the product is not related to the quality, so which is the best household cordless handheld vacuum cleaner? Is the best-selling cordless handheld stick vacuum cleaner really good?