Instructables

Step 7: SOLDER IT

Picture of SOLDER IT
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I used the current limiting resistor calculator to figure out the resistors to use.
I used 9 LEDs.
3 sets of 3 LEDs soldered in series with a 180ohm
resistor for each set.The sets were then soldered in parallel.

I then covered all the wires with hot glue,
 
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