As shown.
Back in the day these were sometime necessities under Stone Age laptops. Honest to goodness some laptops generated so much heat it was a perilous situation using as a ‘laptop’.
Upblowing small fans plugged into laptops.
Yes, I’m Barney Rubble.
These days...under plants that benefit from air circulation, blowing on wind activated creations, ???
Go with it.
It’s FFFS