Desk Fan
Description
It'S Summer And The Sun Is Very Hot. Buy A Fan Is Boring. So Why Don'T Print A Selfmade Fan With 5 Speed Steps? - From Silent To Cool Down! ;-) What Can You Do Next? Take This Fan To A Place Where Is A Lot Of Wind Or Use Wind Enery From A Exhaust Of A Machine And Use It The Other Way Round To Produce Energy! Https://Youtu.Be/Sxh6Br8Nqws Have Fun!
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