I use electrical grinder as the light sources. Fireworks will failed you because it will immediately produced smokes.
Gundam Blue Destiny and its shield is a better composition
Gundam Blue Destiny Unit 2 in action light painting
the close up and the details
brutal fire shower, Bandai's plastic is strong enough to stand the heat
HGBF Gundam X Maoh
X Maoh under the storm
tags: light painting photography, fireworks gunpla, steel wool gunpla, steelwool photography, long exposure