Electrician tests wall socket voltage with a contact tester, demonstrating electrical safety check and proper installation control
Schlüsselwörter
tool,
power,
electricity,
electrical,
safety,
voltage,
electrician,
maintenance,
testing,
circuit,
current,
repair,
equipment,
outlet,
tester,
checking,
professional,
technology,
wall,
inspection,
diagnostic,
energy,
home,
service,
hand,
mains outlet,
technician,
electronic,
installation,
light,
device,
measurement,
residential,
check,
indicator,
troubleshooting,
utility,
work,
industry,
interior,
wiring,
hazard,
job,
test,
instrument,
control,
fixing,
plug,
protection
Deutsch
