40x40x10mm 5VDC 6.4CFM 5800RPM Cooling Fan For NAS DVR Electronics Cooling

Fan speed: 5800RPM. Bearing type: Oil containing bearing; Connection cable: USB; Length: 93cm; Fan size: 40x40x10mm (length x width x height). Specifications: Size: 40x40x10mm. Function: for projects that require cooling or ventilation.