Product Overview DC Tubeaxial Fans | 1.57" sq. x .79" (40mm x 20mm); Flight LT Model CR0412HB-C56; Bearing: Ball; Nominal Voltage: 12; Watts: 1.2; CFM: 6; RPM: 7800; Running Current: 50Hz/60Hz: 0.1 Amps; Connection: 12" Leadwires.