... .CE,ROHS,SGS,UL,KEMA,VDE,TSE,CB C.ISO9001,14001 D.manufacturer E. 430 employees,15000 square meter factory DC Brushless Cooling Fan(Brushless DC Fan, DC Fan, Brushless Fan ... ----ball bearing or S----sleeve bearing Operating temperature:-10 to+70Storage temperature:-40 to+70Opreating voltage:rated voltage±15%. Dimension(mm)ModelVoltage(V DC)Current ...