Package contains: 2 pieces of 80mm cooling fan 12V DC with leads Size: 80mm x 80mm x 25mm (length x width x thickness). Voltage: DC 12V. Power: 3W. Current: 0.25A. Air volume: 44.8 CFM. Noise: 37 dbA. Speed: 3000 R/min Material: plastic frame and blades. DC 12V powered with 2.54mm pitch 2 pins connector easy to be connected with your computer motherboard or 3D printer power system. This 12V small brushless cooling fan is low-noise, low-vibration, reliable running. This brushless cooling fan 80mm is designed to cool various electronics, components, devices, improve air flow. It is a good choice for fan replacement, or DIY air vent ventilation cooling fan. Suitable for cooling/shifting air/ventilating an unventilated places or equipment.