WINSINN 25mm blower fan 12V which micro size and lightweight design, suitable for 3D printer extruder / hotend / nozzle or any DIY cooling and narrow place. High quality Dual Ball Bearings, 5-years Warranty. balance between high air volume and low noise, Suitable for 24 hours / day long-term work, long life: 50,000 Hours. Rated Voltage: DC 12V, Current: 0.05A, Power: 0.6W, Speed: 7000PRM, Air Pressure: 2.32mmHO, Airflow: 1.35CFM, Noise: 18.6dBA Widely Used: Suitable for ventilation of Small PC Case / Router / Raspberry pi / TV box / VR glasses and any small electronic equipment cooling ventilation. Packing List: 2 x 25mm Fan 12v - Dual Ball Bearing, Connector & Line length: XH2.54 11.8in(300mm), Size: 25mm x 25mm x 10mm