Helpfull laptop light for the keyboard

Materials:
old cassette
glue gun
saw
eraser
led lantern
usb cable
tape
spring from a pen
220ohm resistor

Step 1:

Get an old cassette and disassemble it. We need only one part.

Step 2: Cut Something

Step 3: Some Paper

Cut two pieces of paper 2cm width 28cm height

Fold by the half, and then by the half and half...until you get something like the picture

Cut a little peace of eraser and paste it with a glue gun to the cassette like the picture, you can add some tape.

Step 4: Add the Springs

Take the pen spring and cut it half, then paste it to the bottom of the cassette like the picture.

Step 5: Find Your Lantern

Get your lantern, disassemble it and keep the led or leds, add a 220ohm resistor in series.
Then cut the usb green and white cables
Finally conect the usb cable ground to the leds ground and the usb voltage to the resistor.