USB Lamp

About: i like to know............. everything

Intro: USB Lamp

while working at night time on laptops and computers we experience difficulty in vision and here is the solution for that and its our USB Lamp..............

Step 1: Requirements

all u need is

1. 100 ohm resistor (01)

2. led lights

3. old used flashdrives or male USB pins

4. some wires

5. soldering equipments

6. some insulation

Step 2: Step 1:

the usb pin has four pins and the lower one is positive and the top one is the grnd

solder a 100ohm resistor to the grnd pin and a wire to the positive pin.

then fix a led to the wires. seeing the positive and the negative correctly.

after completion this would show a look like those on the pics.

Step 3: Step 3: Conclusion

alright after all this pin it to the usb port in ur laptops and enjoy the lights..........................

Step 4: USES

1. better view of keyboard at dark

2. ease to carry

3. cheap at rupees 5.

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    Discussions

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    bhvm

    1 year ago

    You have not made the same light as shown in 1st pic.

    Kindly share your original pic.