For second-hand UC FAN F412R-12MB-24 DC12V 4010 4CM DC fan

4 x 4010, USB Brushless Cooling Fan 40mm Fan DC 5V for Small Appliances

40mm x 40mm x 10mm 4010 5V, 12V, 24V Hydraulic Bearing Brushless DC Cooling Fan

2 x 4010, USB Brushless Cooling Fan 40mm Fan DC 5V for Small Appliances

3x DC 5V Cool4ce CFS4010-5-2 40x40x10mm 4cm Brushless Fan

1pc Brushless DC Cooling Fan 40x40x10mm 4010 9 blades 12V 2pin 0.06A UK seller

1pcs AD0412MX-G70 DC12V 0.08A 4010 Cooling Fan 2pin

4010 USB Brushless Cooling Fan 40mm Fan DC 5V for Small Appliances