How to determine whether my USB port is or ? What

x and specifications provide a 5 V supply on a single wire to power connected USB devices A unit load is defined as 100 mA in USB , and

In general, the specifications for a USB and standard downstream port, delivers up to 500 mA or Also, with a USB , it can

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usb 3 slot 2 - Understand USB Port Colour Meanings ; Black, USB-A or USB-B Micro USB-B · USB Hi-Speed, * ; Blue, USB-A or USB-B · USB SuperSpeed, *