Turn on, turn off the appliance, low-frequency hum:
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Toggle switch, Small switch
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Discharge, Current, electricity
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Turn off the appliance,, Turn on
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Low frequency rumble
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Movement, Low frequency electric drone
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Electrical discharge surge
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Wall switch
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Multichannel switch
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Electronic energy, start up, shutdown,
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Small electric motor
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Shoots an electric arc indoors
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Switch
★★★★★