CHANCS TYC-50 Small Synchronous Gear Motor 110V AC 30-36RPM CW/CCW 4W Electric Motor For Home Projects Working Voltage: AC 110-127V Shaft Length: 16mm;Shaft Diameter: 7mm Speed: 30/36r/min CW/CCW (UNCONTROLLABLE) GuaranteeAny quanlity problem,we guarantee 100% unconditional refund or resend service.