4PCS 3D Printer Cooling Fan 40mm x 40mm x 10mm Oil Bearing DC 24V Turbo Cooling Fan with 2 Pin Terminal for Hotend Extruder Heatsinks Makerbot MK7 MK8 CPU Chip Arduino
☀☀ Great replacement item for your all metal hotend or maybe a small cooling fan for your 3D printer nozzle setup.
☀☀ Made of high quality plastics with high end bearings, this 3D printer part cooling fan can run continuously for days at high speeds without hassle or concern.
☀☀ Size:40mm*40mm*10mm(L*D*H), Speed:7200RPM, Noise:22dBA, Bearing: oil, DC 5V, 0.12A, Air Flow: 2.8CFM.
☀☀ Product Included: 4 mini fans. ☀☀ Note: If you meet the fans did not work, you can swap the red and black wires in the plug got it to work. (Any questions, you can contact us and we will give you a satisfied solution!).