1. It is powered by a button battery, a fat deficiency.
2. If I have my case fan 12cm between 500-1000 revolutions, I keep getting an alarm around the ears hewn is no longer solemnly, although the alarm is issued, once the world the fan is running at 1100 back in order? Totally stupid.
But because of design and the very nice stages that can be set and can also exhibit fan (kan nThe Zalman not) won 4 points