How to Check the USB Voltage Value

2019-11-15 FAQ 24 views lufeijin

Here is the phenomenon that the Voltage Value of USB not up to 5V.  


How to Check the USB Voltage Value Picture1


How to Check the USB Voltage Value Picture2


We have checked the interface directly, here is the result


How to Check the USB Voltage Value Picture3


How to Check the USB Voltage Value Picture4


Please check the USB cable at your side, such as the definition,if was damaged. etc

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