High pressure sound and light electroscope

A high-pressure sound and light electroscope, a unit power sector, such as power plants, substations and other special tools detects whether a charging high-voltage electrical equipment, comprising a housing top is provided with a voltage sensing probe signal picked up , the front housing is provided with an optical signal indicative of the display window and the audio signal transmitting window, or a front side of the housing is provided with electrical test gear selector switch, the inner housing with a buzzer, a light emitting diode and the acoustic electroscope a circuit board connected to the lower housing telescoping rod, the front housing is also provided with self-test button, the upper casing is also provided with protection umbrella disc.