As Pointed out in our guideline to top-rated silent air purifiers, we endorse cross-checking claimed decibel degrees with customer groups like Peaceful Mark, a UK-primarily based independent global certification program that identifies the quietest items. มีขนาดกะทัดรัด พกพาไปใช้งานได้อย่างสะดวกในทุกที่ CADR (clean up air shipping score) is definitely an indicator of how nicely Successfully Submitted (Awaiting Approval)