A controlling circuit is arranged in the handle, and the current in the electric heater strip is controlled by a switch on the handle.
手柄内有控制电路，通过手柄上的开关调节电加热丝的电流。
A controlling circuit is arranged in the handle, and the current in the electric heater strip is controlled by a switch on the handle.
手柄内有控制电路，通过手柄上的开关调节电加热丝的电流。
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