POWER CONTROL
Hose
To reduce suction for leaning draperies, small rugs, and other light fabrics, pull the tap air until the hole is open.
Body
To control power level, just slide the power control right and left.
MIN = For delicate fabrics, e.g.net curtains.
MAX = For hard floors and heavily soiled carpets.
Weakly 
Strongly
MIN 
MAX
cleaner Operating