For this purpose, the Cooling Wheel is ideal, processing & optical leave no room for negative comments. The two small blue LEDs are a modern eye-catcher, but fortunately not too intrusive.
By four independent and individually folding wing alignment at desired location is exactly possible, the cooler works on any standard USB port without additional power supply, the USB cable itself can be rolled up and exactly extendable to the desired length.
But for me, the positive main criterion par excellence - the thing is quiet and virtually silent, which eliminates any noise and even in very quiet movie scenes present no impairment.
Conclusion: so much fun for little money - outstanding price / performance ratio!