Detail 3D Printer Small Cooling Dual Ball Bearing 4020 Fan 12V/24V 2Wire - 24V
3D Printer Small Cooling Dual Ball Bearing 4020 Fan 12V/24V
The double-ball bearing fan is the best, it can be used continuously for 24 hours without maintenance, and the sound of the ball may be heard at the beginning, and the sound will become smaller and smaller as time goes by.