1,High Accuracy: Our automatic voltage regulator has high accuracy, nice resistance and wide range of working temperature, and great stability. 2,Parameter Consistency: The automatic voltage regulator has nice parameter consistency, low drift, and uses nice capacitors for high reliability. 4,Magnetic Field Output: This automatic voltage regulator has a magnetic field output of up to 90VDC at a voltage of 240VAC input. 5,Light Weight: Our automatic voltage regulator is light weight and very portable, allowing you to replace and repair your instrument in a timely manner. 3,Under Frequency Protection: The automatic voltage regulator comes with under frequency protection and uses a soft start voltage ramp. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.