Aerocool Lightning, Fan, 14 cm, 1200 RPM, Black, Blue Aerocool Lightning. Type: Fan, Fan diameter: 14 cm, Rotational speed (max): 1200 RPM, Maximum air pressure: 1.52 mmH2O. Voltage: 12 V. Width: 140 mm, Depth: 140 mm, Height: 25 mm. Product colour: Black, Blue