Features: High performances 70x25mm USB 5V cooling fan delivers 28CFM airflow with low 25dBA noise, for optimizing thermal management in setups and electronics maintenance. Features oil bearing construction, 93cm extended USB cable, and 70mm frame for stable 2300RPM operation across routers, PC case, and 3D printers. for enthusiasts, IT professional, and makers requiring cooling for networking equipment, entertainment systems, and prototyping projects. Effortlessly installs in cramped spaces like DVR cabinets, NAS enclosures, or CPU heat sinks to prevent overheating during prolonged gaming or streaming. Engineered with precisions molded plastic blades and vibration dampening design, this fan ensures year round silents cooling for sensitive electronics and industrial applications. Specifications: Size: 70x70x25mm Color: Black Interface: USB Cable length: 93cm Voltage: 5V Fan speed: 2300rpm Materials: Plastic Package Includes: 1PC USB 5V 7025 cooling fan note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.