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Voltage: 50V 100V 220V 380V 415V 440V
Frequency: 45~55Hz 45~65Hz
Accuracy class: 1.0
Note: this vibrating reed Hz meter is single row horizontal, which is
used to measure the frequency of power grid.
We hope to provide customers with the best quality products and thoughtful service, we sincerely welcome domestic and foreign enterprises to cooperate with customers! 
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