rpi4 fan speed control

Hello all,

My rpi4 small fan is about to die since it started to have noises. Its a
small 40x10 fan attached to a plastic box.

I'm thinking in something like:
https://www.zdnet.com/home-and-office/the-best-cooler-for-raspberry-pi-power-users/

Anyone controlling speed fan, i.e., not using fan a full speed all the time?

Thanks,

-- 
Nuno Teixeira
FreeBSD UNIX:  <eduardo@FreeBSD.org>   Web:  https://FreeBSD.org