Cell phone chargers only use electricity when they are charging lamay explains.
Phone charger plugged into wall.
Eventually with six separate chargers plugged in we arrived at a solid measurable reading.
The power strip itself despite its red led light registered 0 0 watts when we plugged it in.
What if a charger is plugged in but not connected to any device.
Unlike the typical socket you d plug your charger into those cords you.
Millions of chargers left plugged in 24 7 365 translates into millions of kilowatt hours consumed every year.
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Using a public port could put your information at risk.
So you were charging your device say a laptop with a wall charger.
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We started plugging in chargers and watched the meter continue reading 0 0 even after several chargers were plugged in.
So simply leaving one plugged into the wall shouldn t make a difference.