Alpenfohn Wing Boost 3

[Defy Belief]

Does anybody have these/recommend them? Looking at specs they look pretty decent,

I need them for a radiator,

https://www.overclockers.co.uk/alpenfohn-wing-boost-3-140mm-addressable-rgb-pwm-fan-fg-02e-al.html

 

[snips86x]

I used these on my old tower cooler quiet and efficient.