Shortly after you turn it on: loading the device data...

...followed by loading the timer data.

Now it's all set to go

As an alternative to the welcome message, it can also be set to display the time and date

Fan speed display

The power increases along with the rpm.

Each fan can be named individually.

The flow sensor performance is displayed in liters/minute.

Temperature display

The voltage display represents more of a guesstimate than a measurement.

The fan controller can turn on your PC, too, if you want.

Ways of shutting down the computer

If nothing else works, you can reset the factory values.