並前往https://www.3cu.com.tw/product/detail6245-Blueair_280i_&_290i_%E5%B0%88%E7%94%A8%E6%B4%BB%E6%80%A7%E7%A2%B3%E6%BF%BE%E7%B6%B2(DaulProtection_Filter%EF%BC%8F200_Series