The largest firework rocket is 13.40 kg (29.53 lb) and was produced and launched by Associaçao Nacional de Empresas de Produtos Explosivos (Portugal) at the 12th International Symposium on Fireworks in Oporto and Vila Nova de Gaia, Portugal, on 13 October 2010.
The firework rocket contained 33 motors (compared to an average of 4 for a standard firework rocket). The weight of a standard rocket is approximately 500g.
The firework rocket measured 7 m in length and the diameter of the rocket head measured 63 cm. When launched the rocket reached an altitude of 98.37 m.