Introduction: USB LED Keyboard Light

Picture of USB LED Keyboard Light

This is a simple and useful portable gadget can be used as a keyboard light at night for laptops and can be used as a usb powered table top lamp

Step 1: Parts

Picture of Parts

1    LED white (larger the better)

2    USB device (dead card reader, or Pen Drive)

3    Resistor 330 ohm

Step 2: Circuit Diagram

Picture of Circuit Diagram

this is the circuit diagram and procedure...

Step 3: Conclusion

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you can make modifications for purposes other than this and this can be used in your car mp3 player as a source of light and can be used where ever u find a usb hub just plug it in .... hope you like this... and rate it if you like it...

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