No-load Speed: 2.5RPM, 5RPM, 10RPM, 15RPM, 20RPM, 30RPM, 50RPM, 60RPM, 80RPM, 110RPM. Synchronous Motor Silent & High Torque，CW / CCW, 2.5/5/10/15/20/30/50/60/80/110RPM. Power: 40W. Small size, High torque, High efficiency, Low noise, Stable performance, Fixed speed，Reversible, Permanent magnet motor，Synchronous motor.
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