- - Pretty quiet when controlled by a smartphone, one of the three crackled, removed the impeller added lubricant, the crack disappeared, for its norms -Screws included -PST
- -The brightness of the backlight depends on the number of revolutions and the voltage applied to them, that is, if you want to make it quiet, then do not set less than 60% of the revolutions, since the backlight almost goes out, only the red LEDs shine a little -Low amount of lubricant