CHANCS Synchronous Syn Motor TYC-40 AC 12V 5RPM Shaft Length 33mm for Decoration Working Voltage: AC 10-12V (Attention: NOT DC ) Speed: 5r/min Shaft Length: 33mm Shaft Screw Thread Inner Diameter: M3,(2.5mm,0.10") GuaranteeAny quanlity problem,we guarantee 100% unconditional refund or resend service.