Quick Cooling: 40mm fan has good cooling performance. Its high air flow (air volume: 5.75±10% CFM; rotational speed: 6800±10% (r/min)) can quickly cool hot end of 3D printers, DVR or other cooling need, make sure your machine works normally Long Lifespan: Made of high quality ABS material, 24V fan is very sturdy and durable. Strict quality control and quality assurance, high safety factor, can be used for 50,000 hours.
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