2Pcs 3D Printer Fan DC 24V 4010 Centrifugal Blower Fan Dual Ball Bearing DC Brushless Cooling Turbo Fan for Ender-3S1 3D Printer. Model: 4010. 2Pcs 3D Printer Fans. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.