electronic device for measuring how much electricity / energy is consumed by electrical appliances

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electronic device for measuring how much electricity / energy is consumed by electrical appliances. It can measure voltage, current, watts, power factor and kilowatt-hours (KWh) so can determine electrical efficiency of equipment connected to it

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Size: 3467px × 5200px
Photo credit: © David J. Green / Alamy / Afripics
License: Licensed
Model Released: No

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