TYC-50 Small Synchronous Gear Motor 110V AC 20-24RPM CW/CCW 4W Electric Motor For School Project Working Voltage: AC 110-127V Speed: 20/24r/min;Shaft Rotation: CW/CCW (UNCONTROLLABLE) Shaft Length: 15mm;Shaft Diameter: 7mm We can customize the motor you want,tell us the voltage and RPM. GuaranteeAny quanlity problem,we guarantee 100% unconditional refund or resend service.