Image is Representational - See Manufacturer Specs | DC Fan Axial Ball Bearing Dimensions: 12V Flow rate: 33CFM Noise: 41dB Dimensions: 60 X 60 X 25mm A DC tubeaxial fan with dimensions as 60 mm(Length)x60 mm(Width)x 25 mm(Height) Voltage: 12VDC a flow rate of 33 CFM and a fan speed of 6800 RPM Rated power : 2.9W Noise level: 41 dBA and having ball bearing.