1/4" exposure, standard room lights 3" exposure, slowly moving LED bar light from ~60 cm distance
Because of the light behind, the focus was attracted by the far objects...
Evenso the magnet ball looks better in the right picture.
The technique is as follows:
Use longer exposure time, move the LED bar illumination through the area like painting the light everywhere.
It is supposed to provide a picture with more uniform light and the diminished shadow.