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I am going to show you how to make a flashlight that turns on when you pick it up.
NO SWITCH!

You need:

2) 3904 transistor (NPN bipolar)
1) 9v
1) 9v clip
1) white led
1) wire
3) double sided tape
2) foil
 


Step 1: Make Metal Pads

1. Take a piece of double stick tape and put wire on it.
2. Put foil over it.
3. Trim foil.

Step 2:

Build the circuit.

Step 3:

You are done!

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