The MCGM0504PEV1-8.GN is a 5VDC Axial Flow Fan with ball bearing and wire leaded power connection. Thermoplastic PBT frame, impeller and bobbin. 28AWG red (+) and black (-) lead wire connection and counter-clockwise direction of rotation viewed from front of fan blade. Ideally for precision cooling or compact equipment, patented single-coil brushless 8-pole motor, locked rotor protection.