What are the controls on my Ultrafine 468 unit?

f-1) VOC Pre-filter indicator 

f-2) Change VOC pre-filter indicator 

g-1) Main filter indicator 

g-2) Change main filter indicator 

h-1) VOC post-filter indicator 

h-2) Change VOC post-filter indicator 

i-1) DFS indicator 

i-2) DFS deactivation indicator 

a) Power button 

b) Sleep mode 

c) Slide speed control 

d) High speed 

e) Turbo mode 

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