male electrician hands checks presence of electrical voltage in socket phase uses electrical tester screwdriver. Examining three coloured wires in out


male electrician hands checks presence of electrical voltage in socket phase uses electrical tester screwdriver. Examining three coloured wires in outlet by voltage detector indoor.


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Photo credit: © Andriy Medvediuk / Alamy / Afripics
License: Royalty Free
Model Released: No

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