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120 volt power plug with three prongs including one for a ground that is black and made for replacing a worn unit isolated on a white background..
dcv direct current volts.DCV acronym. A measurement unit for voltage in direct current circuits.
Input 12 volts on portable power station. Concept of backup energy and technology. Close up
new modern digital multimeter isolated on white background
Electrical tower tall grey black color with bright blue sky

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