Inter-Tech U-8. Type: Fan, Fan diameter: 9.2 cm, Number of speed settings: 3, Rotational speed (min): 200 RPM, Rotational speed (max): 3200 RPM, Minimum air pressure: 0.28 mmH2O, Maximum air pressure: 36.2 mmH2O, Bearing type: Double ball bearing. Voltage: 12 V. Width: 93.4 mm, Depth: 95 mm, Height: 35.2 mm. Product color: Black