Model:CJ_96,CJ-72,CJ-48 Frequency:45-55HZ,45-65Hz,55-65Hz,47-53Hz,57-63Hz, ... -48Accuracy:Class1.5Specification:VOLTAGE:50V,100V,220V,380V,440V,415V,Frequency:45-55HZ,45-65Hz,55-65Hz,47-53Hz,57-63Hz ... ,fast,robust,side-by-side.Mounting depth:Max.43mm Panel Meter (Frequency Meters)