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Why does the IC card gas meter emit a squealing alarm sound?

Why does the IC card gas meter emit a squealing alarm sound?

  • Categories: FAQ
  • Time of issue: 2021-09-30 10:23:42
  • Views: 126

Description:

Answer:

The gas meter will emit a squealing alarm sound when the balance is insufficient. It is a reminder of insufficient balance and the user is required to purchase gas.

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