B.When the timer is turned to the "ON" position. It
will be in continuous operation. When the timer is
turned to 8. It will be continuously operated for 8
hours and then shut down. You may freely adjust
to your prefered time period according to your needs.
C.The selection of the cooling air speeds:
light air _b_ strong air
:_ light cooling _ strong cooling
D.The adjustment of temperature regulator:
Turn the rotary switch clockwise from liqht cooling to strong cooling at the top point.