1High Accuracy: Our automatic voltage regulator has high accuracy, nice resistance and wide range of working temperature, and great stability. 2Parameter Consistency: The automatic voltage regulator has nice parameter consistency, low drift, and uses nice capacitors for high reliability. 3Under Frequency Protection: The automatic voltage regulator comes with under frequency protection and uses a soft start voltage ramp. 4Magnetic Field Output: This automatic voltage regulator has a magnetic field output of up to 90VDC at a voltage of 240VAC input. 5Light Weight: Our automatic voltage regulator is light weight and very portable, allowing you to replace and repair your instrument in a timely manner.