USB led light hack diy using cob flashlight for any electronic projects at home that operates in the range of 4v-5v you can make this USB led light at home easy.
USB led light https://youtu.be/9ncum9UQrno
In order to make this DIY led light to operate on USB you will have to see if your regular led flashlight is operating between 4-6v then you will dismantle your led flashlight and identify the +/- terminals and extend some wires to your USB connector.And you are almost done you are so close to having your own USB led light made at home with little investment just the led light and a USB cable total cost should be less than 2$.
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