KJ490F-B11-PF和KJ455F-B12的面板有什么区别（）

A.KJ490F-B11-PF多了甲醛数显

B.KJ490F-B11-PF也有单独的气体显示

C.KJ490F-B11-PF也拥有PM2.5数显

D.没有区别

A.甲醛CCM值、颗粒物CCM值

B.专利PM2.5数显和专利甲醛数显

C.颜色、型号

D.环抱式工作原理

A.针对10微米有MERV7初滤芯

B.针对装修污染气体有四层八面优质改性活性炭

C.针对2.5微米以下的颗粒物和细菌、病毒有HEPA层

D.反向抗菌层

A.KJ800-C15-PF

B.KJ802B

C.KJ490F-B11-PF

D.KJ806B

A.KJ868BX

B.KJ806B

C.KJ490F-B11-PF

D.KJ802B

A.KJ800F-B01

B.KJ800F-C15-PF

C.KJ650F-B12

D.KJ650F-B11-PF

E.KJ490F-B11-PF

A.KJ455F-B12

B.KJ350F-M01D3

C.KJ490F-B11-PF

D.KJ400F-B11-F