Turn on, turn off the appliance, low-frequency hum:
-
Multichannel switch
-
Toggle switch, Small switch
-
Low frequency rumble
-
Button click
-
Movement, Low frequency electric drone
-
Low Frequency Electric Drone
-
Start up, Electronic energy, shutdown,
-
Switch
-
Tesla coil, Electric discharges
-
Wall switch
-
Electric discharges, Jacob’s ladder
-
Turn off the appliance,, Turn on
★★★★★