GDSTIME 60mm x 60mm x 20mm 24v fan is a premium quality 60mm fan that comes with dual ball bearing and a 2-pin connector. The fan rotates at a maximum speed of 5000 RPM and generates a high airflow of 20.8 CFM and static pressure at 0.24 In H2O. The fan maximum noise rating of 35.6 dBA. You can use this fan for PC case cooling, computer components cooling, graphics card cooling, or cooling other electronic devices. Ideal replacement for noisy or broken 24V 60mm fans in 3D printers, smart battery charger, studio and stage equipment, power supply, DVRs, NAS, seed-starting chamber, other network and storage devices, etc.