:? Fan size? 120 * 120 * 38 mm? Fan Model? AFB1212HHE[Voltage range] DC 6.0V ~ 12.8V? Nominal voltage? DC 12V[Nominal current] 0.70A? Input current? 0.51A? Input power? 6.12W? Rated speed? 3500 R. P. M. [Noise] 47.0 dB-A[Motor bearing type] Double ball bearing[Air volume] 130.80 CFM (cubic feet per minute) = 3.704 m? 3; / min (cubic meters / minute)? Wind pressure? 11.48 mmH2O (mm / water column) = 0.452 inH2O (inches / water column)? Fan net weight? 320g bearing: precision double ball bearing