Description: Color: Black. Pitch: 54.26mm. Power: 1.8W.Type: blowers, humidifiers. Bearings: Oil-bearing. Wind: 5.9CFM. Operation Voltage: DC 12V. Current Rating: 0.15A. Revolution: 2200 ± 10% R.P.M. Wind Speed: 2.8M / S. Noise: 18dBA. Excellent for cooling heatsinks on hot ends, prints, or other cooling needs. Specification: - Bearing is high precision, long life and low noise. - Service life: the working environment temperature of 40? (30000 hours). Package Includes: 1 Piece DC 12V 3D Printer Blowing Fan for Cooling Heatsinks (Black)