Many modern fans have a speed control and also a few settings with English names: natural, normal and sleep. These names don't immediately explain what they do, so here we explain what each setting entails and when you might need it.
Normal mode: constant airflow
The normal setting is the classic fan operation: the blades spin at a fixed, user-selected speed and continue to do so uninterrupted. You usually choose this setting when you want a direct, predictable airflow, for example while working or exercising.
Natural mode: varying wind speed
In natural mode, the speed automatically varies between high and low, similar to a breeze outdoors that is not always blowing at the same strength. Many people find this more comfortable over longer periods because it feels less "mechanical" and blows the air less one-sidedly on one spot of your body.
Sleep mode: quietly heading towards night
The sleep setting is designed for use at night. The fan starts at the set speed and gradually reduces it to a lower setting, often over a period of an hour or more. The display usually dims as well, so it does not emit light in the bedroom. This keeps it cool enough to fall asleep without having to sleep on the highest setting all night.
Which setting do you choose when?
- Active or working during the day: normal, for constant, predictable cooling.
- In the room for a long time, for example while reading or relaxing: natural, for a less noticeable airflow.
- At night: sleep, so that the noise and airflow automatically reduce.
Not every fan has all settings
Cheaper fans with only a mechanical switch often do not have a natural or sleep mode, because these require digital controls. If you do want to be able to use these functions, look for a digital control panel or remote control with separately adjustable settings when buying.
Settings and energy consumption
An additional benefit of natural and sleep mode is that the fan does not continuously run at full power. Because the speed automatically varies or reduces, the device consumes slightly less electricity at those times than if it were to remain on the highest setting all night. The difference is small in itself, but it adds up if you leave the fan running at night for weeks during a warm period.
A fan with all settings
Our advice: choose a fan that offers these settings digitally, so you can actually use them instead of just having an on/off switch. The Dynter AirFlow TV26G tower fan has digital controls with these different settings, including a timer function, allowing you to set it to automatically switch or turn off at night. This makes it easier to adapt the fan to what you need at that moment without having to adjust it yourself every time.
Curious which fan best suits your situation? View the overview at dynter.eu.