CHANCS TYD50 Synchronous Motor AC 110V 5-6r/min CW/CCW Torque 6Kg.cm Working Voltage: AC 100-130V Shaft Length: 0.64";Low Noise Speed: 5/6RPM CW/CCW (UNCONTROLLABLE) GuaranteeAny quanlity problem,we guarantee 100% unconditional refund or resend service.