Setting up D3400 for Light Painting

Switch to Manual Mode

When you look at the information screen on the camera you will see the exposure time here. It is currently set on 1-250th of a second

To change the exposure use your right thumb to move this dial:

When you move the dial you will see your exposure time moving on the information window.

Here we see the exposure times of 20" (seconds) 30 seconds and Time. Time exposure means you can click the shutter once to start the picture and click the shutter again to end the exposure, meaning you can go longer than the 30 second time or stop at any point during a timed exposure.

Light Drawing Examples (Light Moves)

Light Painting (Light Flashes)

Kinetic (Camera Moves, Light Stays Still)