DescriptionThis professional cooling fan, made from premium material, is durable and practical with long service life. Increase air flow, cool down the entire case, extend your equipment life span and lead to better work. Low-noise, low-vibration, and reliable performance make it one of the best choices for you.Features- Color:Black, red.- Material: Plastic.- Size:4.00X4.00X2.00cm/1.57X1.57X0.79inch. - Voltage: DC 24 V. - Made of good quality material, the cooling fan is durable and great for long lasting use. - It runs quite fast and has large airflow to increase cooling performance. Keeps your equipment work well. - With hydraulic bearings, it effectively prevents the volatilization of lubricating grease and dust entering. - Great and wonderful for 3D printer and other small appliances, excellent and sturdy. - Easily installed and exhaust the hot air from inside the case, stable operation and reliable function.