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How to Make a LED Flashlight to Draw or Write With

Two Methods:Make Your LightDraw Your Picture

It's easy to make a small, LED (light emitting diode) flashlight that can be used to create cool photography or video effects, such as writing or drawing a picture with light. It's like an LED crayon!

Method 1 of 2: Make Your Light

  1. Make a LED Flashlight to Draw or Write With Step 1.jpg
    1
    Gather your materials. These are listed in the "Things You'll Need" section below.
  2. Make a LED Flashlight to Draw or Write With Step 2.jpg
    2
    Connect the LED light with the battery. The longer end of the LED light is the positive (anode) end. This must touch the positive (+) end of the lithium 3v battery. The shorter end is the negative (cathode) end. This must touch the negative (-) end of the battery. Connecting these pieces should cause the LED to light up.