CHANCS TYC30 12V Small Synchronous Motor AC 5/6RPM CW/CCW Electric Gear Motor For Decoration Working Voltage: AC 12V (NOT DC 12V) Speed: 5r/min CW/CCW Shaft Diameter: 4.0mm;Shaft Length: 37mm GuaranteeAny quanlity problem,we guarantee 100% unconditional refund or resend service.