Exported to 48 countries, AC220V Motor, No transformer needed, Convenient and saving cost , Short-circuit proof, Overload-proof, Water-proof, Low Noise and Big Torque, Double Limit Switch Protection, Accurate limit switch and Low failure rate, Anti-condensation added to protect the safety of circuit diagram, Protection Grade: IP55, Reinforced output shaft, Providing 3 meters long external electric wire for easy connection to the control box, 3 Years Guarante.