The direct current fans, or DC fans, are powered with a potential of fixed value such as the voltage of a battery. The 5V 4010 Cooling Fan for 3D Printer is Small but powerful exhaust cooling is designed for the 3D printer. It has a two-pin connector to connect to a printer controller. Fan operates at 5V supply and operates automatically by the Printer controller system. It is used to mount on extruders to maintain the temperature of an extruder for seamless printing.
 
Features:-
Perfectly fit on the extruder
Noiseless Performance
Very low Current consumption
Long Connecting Wire