LED Using USB Cable
No intro
Nothing to say
Just Flashlight using USB cable
Just simple
=]]
Materials
knife (or stripper)
tape LED (3V)
LED (5V)
Resistor (110V) or 2x resistor (220V 100ohm -parallel connect)
Usb cable (default 5V)
Power source
Process
Strip the wire
Power wire is red and black one
Red is anonde
Black is athode
White and green is data wire (unnecessary)
Strip black and red wire
Twist them
With LED (3V)
Connect resistor with LED (3V)
Try power and correct electrode
Turn off power and connect them in correct way
Use tape to surround your device
With LED (5V)
we dont need resistor
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