The D-FLIFE 4pcs 8025 80x80x25mm 12V Brushless Cooling Fans are designed for efficient cooling in PC cases. With a maximum rotational speed of 2500 RPM and an air flow capacity of 59 CFM, these fans provide effective ventilation for printers and other compatible devices. Made of Acrylonitrile Butadiene Styrene, these fans operate quietly with a noise level of 26.8 dB. The package includes 4 fans with a combined wattage of 1.5W and a voltage of 12V, offering a reliable cooling solution for computer components and parts.