Comment on Supercapacitors Batteries charges in seconds without degradingparentComments−deelowe9yWhy would you use 5v and not 120?−pyre9yThe original USB1.0/1.1 (and 2.0?) specs are for 0.5A @ 5v.−deelowe9yOf course, but I don't understand why usb specs are relevant.
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Why would you use 5v and not 120?
The original USB1.0/1.1 (and 2.0?) specs are for 0.5A @ 5v.
Of course, but I don't understand why usb specs are relevant.