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2017
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What is more energy saving? To connect a fully charged device to a power bank for it to keep it's battery full or to wait for the device's battery to deplete and then use the PW to charge it
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What is more energy saving? To connect a fully charged device to a power bank for it to keep it's battery full or to wait for the device's battery to deplete and then use the PW to charge it
1858
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10
9
8
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5
4
3
2
1
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