1
Press the SET button 5 times.
2
Use the + or – buttons to set the sleep mode.
The display changes as follows:
S 0f (OFF): The sleep mode is deactivated. The display is constantly switched on.
S 0n (ON): The sleep mode is activated. If the cooler is not used for several minutes, the display only displays a dot.
S Lo (Low): The sleep sub-mode is activated. If the cooler is not used for several minutes, the display switches to the lowest display brightness.
NOTE If the display is in the sleep mode or sleep-sub mode, press a button on the cooler to briefly exit the corresponding mode.