Klarstein Skyscraper Frost Manual page 23

2. If sleep wind mode is enabled from medium-gear wind, after the fan is operated
for 30min at medium-gear natural wind, wind speed is changed to low-gear
wind speed and corresponding low-gear wind speed light is ON; after 30min
of operation of low-gear natural wind, low-gear natural wind is operated all the
time, until the end of preset time or shutdown.
3. If sleep wind is enabled from low gear wind, the fan always operates low-gear
natural wind according to change rule of low-gear natural wind and low-gear
wind speed indicator LED is ON, until the end of preset time or shutdown.
In sleep wind mode, gear indicator light changes wind speed indicator light with
cyclic change of 30min, rather than change rule of natural wind.
ECO mode
In ECO mode, the wind speed button canot be adjusted and wind speed indicator light
is unchanged. If it exits ECO mode, wind speed is operated at previous gear.
Operating conditions of ECO mode
Ambient Wind
temperature speed
< 25 °C low
25–29 °C mediuim
> 29 °C high
EN
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