Hz Meter :
   Measuring Ranges : 45~56 Hz, 45~55 Hz, 55~65 Hz
   Rated Voltage : 110V, 220V
   Accuracy : Class 2.0
   Consumption : Max. 15mA
   Test Voltage : 2kV. 50-60 Hz
● Case and Composition:
   Acrylic resin front and Bakelite case.
   Three studs mounting.
● Accuracy : AC class 2.0
                     DC class 2.0
                     Rectifier class 2.0
● Color：Black case and white scale plate.
● Pointer：Sword type color in black.